Home / 87,617.88-131,419.44-37,695.96

Finding the Fourth Proportional to 87,617.88, 131,419.44 and 37,695.96

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Solution

The fourth proportional to 87,617.88, 131,419.44 and 37,695.96 is: 56,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,617.88 : 131,419.44 = 37,695.96 : x
  2. Step 2: Convert to fraction form
    87,617.88/131,419.44 = 37,695.96/x
  3. Step 3: Cross multiply
    87,617.88x = 131,419.44 × 37,695.96
  4. Step 4: Simplify right side
    87,617.88x = 4,953,981,953.46
  5. Step 5: Solve for x
    x = 4,953,981,953.46/87,617.88
  6. Step 6: Final answer
    x = 56,540.76

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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.