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Finding the Fourth Proportional to 104,381.52, 144,046.60 and 59,058.56

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Solution

The fourth proportional to 104,381.52, 144,046.60 and 59,058.56 is: 81,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,381.52 : 144,046.60 = 59,058.56 : x
  2. Step 2: Convert to fraction form
    104,381.52/144,046.60 = 59,058.56/x
  3. Step 3: Cross multiply
    104,381.52x = 144,046.60 × 59,058.56
  4. Step 4: Simplify right side
    104,381.52x = 8,507,184,768.90
  5. Step 5: Solve for x
    x = 8,507,184,768.90/104,381.52
  6. Step 6: Final answer
    x = 81,500.87

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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.