Home / 87,400.80-131,101.92-25,073.28

Finding the Fourth Proportional to 87,400.80, 131,101.92 and 25,073.28

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Solution

The fourth proportional to 87,400.80, 131,101.92 and 25,073.28 is: 37,610.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,400.80 : 131,101.92 = 25,073.28 : x
  2. Step 2: Convert to fraction form
    87,400.80/131,101.92 = 25,073.28/x
  3. Step 3: Cross multiply
    87,400.80x = 131,101.92 × 25,073.28
  4. Step 4: Simplify right side
    87,400.80x = 3,287,155,148.70
  5. Step 5: Solve for x
    x = 3,287,155,148.70/87,400.80
  6. Step 6: Final answer
    x = 37,610.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.