Home / 87,404.80-131,107.92-25,077.28

Finding the Fourth Proportional to 87,404.80, 131,107.92 and 25,077.28

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Solution

The fourth proportional to 87,404.80, 131,107.92 and 25,077.28 is: 37,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,404.80 : 131,107.92 = 25,077.28 : x
  2. Step 2: Convert to fraction form
    87,404.80/131,107.92 = 25,077.28/x
  3. Step 3: Cross multiply
    87,404.80x = 131,107.92 × 25,077.28
  4. Step 4: Simplify right side
    87,404.80x = 3,287,830,020.06
  5. Step 5: Solve for x
    x = 3,287,830,020.06/87,404.80
  6. Step 6: Final answer
    x = 37,616.13

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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.