Home / 71,301.73-98,397.17-39,471.16

Finding the Fourth Proportional to 71,301.73, 98,397.17 and 39,471.16

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Solution

The fourth proportional to 71,301.73, 98,397.17 and 39,471.16 is: 54,470.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,301.73 : 98,397.17 = 39,471.16 : x
  2. Step 2: Convert to fraction form
    71,301.73/98,397.17 = 39,471.16/x
  3. Step 3: Cross multiply
    71,301.73x = 98,397.17 × 39,471.16
  4. Step 4: Simplify right side
    71,301.73x = 3,883,850,440.62
  5. Step 5: Solve for x
    x = 3,883,850,440.62/71,301.73
  6. Step 6: Final answer
    x = 54,470.63

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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.