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Finding the Fourth Proportional to 33,235.76, 45,862.80 and 19,093.16

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Solution

The fourth proportional to 33,235.76, 45,862.80 and 19,093.16 is: 26,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.76 : 45,862.80 = 19,093.16 : x
  2. Step 2: Convert to fraction form
    33,235.76/45,862.80 = 19,093.16/x
  3. Step 3: Cross multiply
    33,235.76x = 45,862.80 × 19,093.16
  4. Step 4: Simplify right side
    33,235.76x = 875,665,778.45
  5. Step 5: Solve for x
    x = 875,665,778.45/33,235.76
  6. Step 6: Final answer
    x = 26,347.10

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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.