Home / 87,732.44-131,648.82-37,127.48

Finding the Fourth Proportional to 87,732.44, 131,648.82 and 37,127.48

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Solution

The fourth proportional to 87,732.44, 131,648.82 and 37,127.48 is: 55,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,732.44 : 131,648.82 = 37,127.48 : x
  2. Step 2: Convert to fraction form
    87,732.44/131,648.82 = 37,127.48/x
  3. Step 3: Cross multiply
    87,732.44x = 131,648.82 × 37,127.48
  4. Step 4: Simplify right side
    87,732.44x = 4,887,788,931.57
  5. Step 5: Solve for x
    x = 4,887,788,931.57/87,732.44
  6. Step 6: Final answer
    x = 55,712.45

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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.