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Finding the Fourth Proportional to 35,058.78, 48,380.75 and 19,143.18

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Solution

The fourth proportional to 35,058.78, 48,380.75 and 19,143.18 is: 26,417.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,058.78 : 48,380.75 = 19,143.18 : x
  2. Step 2: Convert to fraction form
    35,058.78/48,380.75 = 19,143.18/x
  3. Step 3: Cross multiply
    35,058.78x = 48,380.75 × 19,143.18
  4. Step 4: Simplify right side
    35,058.78x = 926,161,405.79
  5. Step 5: Solve for x
    x = 926,161,405.79/35,058.78
  6. Step 6: Final answer
    x = 26,417.39

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Find fourth proportional to 17,529.39, 24,190.38 and 9,571.59
Half scale
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Double scale
Find fourth proportional to 35,059.78, 48,382.13 and 19,144.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.