Home / 71,553.11-98,755.07-39,732.26

Finding the Fourth Proportional to 71,553.11, 98,755.07 and 39,732.26

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Solution

The fourth proportional to 71,553.11, 98,755.07 and 39,732.26 is: 54,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,553.11 : 98,755.07 = 39,732.26 : x
  2. Step 2: Convert to fraction form
    71,553.11/98,755.07 = 39,732.26/x
  3. Step 3: Cross multiply
    71,553.11x = 98,755.07 × 39,732.26
  4. Step 4: Simplify right side
    71,553.11x = 3,923,761,425.12
  5. Step 5: Solve for x
    x = 3,923,761,425.12/71,553.11
  6. Step 6: Final answer
    x = 54,837.05

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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.