Home / 87,666.27-131,444.62-37,039.28

Finding the Fourth Proportional to 87,666.27, 131,444.62 and 37,039.28

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Solution

The fourth proportional to 87,666.27, 131,444.62 and 37,039.28 is: 55,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,666.27 : 131,444.62 = 37,039.28 : x
  2. Step 2: Convert to fraction form
    87,666.27/131,444.62 = 37,039.28/x
  3. Step 3: Cross multiply
    87,666.27x = 131,444.62 × 37,039.28
  4. Step 4: Simplify right side
    87,666.27x = 4,868,613,543.20
  5. Step 5: Solve for x
    x = 4,868,613,543.20/87,666.27
  6. Step 6: Final answer
    x = 55,535.76

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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.