Home / 87,899.86-131,857.56-24,720.52

Finding the Fourth Proportional to 87,899.86, 131,857.56 and 24,720.52

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Solution

The fourth proportional to 87,899.86, 131,857.56 and 24,720.52 is: 37,082.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,899.86 : 131,857.56 = 24,720.52 : x
  2. Step 2: Convert to fraction form
    87,899.86/131,857.56 = 24,720.52/x
  3. Step 3: Cross multiply
    87,899.86x = 131,857.56 × 24,720.52
  4. Step 4: Simplify right side
    87,899.86x = 3,259,587,449.13
  5. Step 5: Solve for x
    x = 3,259,587,449.13/87,899.86
  6. Step 6: Final answer
    x = 37,082.97

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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.