Home / 87,354.32-131,008.80-25,010.24

Finding the Fourth Proportional to 87,354.32, 131,008.80 and 25,010.24

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Solution

The fourth proportional to 87,354.32, 131,008.80 and 25,010.24 is: 37,508.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,354.32 : 131,008.80 = 25,010.24 : x
  2. Step 2: Convert to fraction form
    87,354.32/131,008.80 = 25,010.24/x
  3. Step 3: Cross multiply
    87,354.32x = 131,008.80 × 25,010.24
  4. Step 4: Simplify right side
    87,354.32x = 3,276,561,530.11
  5. Step 5: Solve for x
    x = 3,276,561,530.11/87,354.32
  6. Step 6: Final answer
    x = 37,508.87

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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.