Home / 87,801.82-131,602.80-37,169.28

Finding the Fourth Proportional to 87,801.82, 131,602.80 and 37,169.28

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Solution

The fourth proportional to 87,801.82, 131,602.80 and 37,169.28 is: 55,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,801.82 : 131,602.80 = 37,169.28 : x
  2. Step 2: Convert to fraction form
    87,801.82/131,602.80 = 37,169.28/x
  3. Step 3: Cross multiply
    87,801.82x = 131,602.80 × 37,169.28
  4. Step 4: Simplify right side
    87,801.82x = 4,891,581,356.83
  5. Step 5: Solve for x
    x = 4,891,581,356.83/87,801.82
  6. Step 6: Final answer
    x = 55,711.61

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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.