Home / 87,425.26-131,137.66-37,472.97

Finding the Fourth Proportional to 87,425.26, 131,137.66 and 37,472.97

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Solution

The fourth proportional to 87,425.26, 131,137.66 and 37,472.97 is: 56,209.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,425.26 : 131,137.66 = 37,472.97 : x
  2. Step 2: Convert to fraction form
    87,425.26/131,137.66 = 37,472.97/x
  3. Step 3: Cross multiply
    87,425.26x = 131,137.66 × 37,472.97
  4. Step 4: Simplify right side
    87,425.26x = 4,914,117,599.05
  5. Step 5: Solve for x
    x = 4,914,117,599.05/87,425.26
  6. Step 6: Final answer
    x = 56,209.36

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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.