Home / 87,881.88-131,845.29-25,552.38

Finding the Fourth Proportional to 87,881.88, 131,845.29 and 25,552.38

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Solution

The fourth proportional to 87,881.88, 131,845.29 and 25,552.38 is: 38,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,881.88 : 131,845.29 = 25,552.38 : x
  2. Step 2: Convert to fraction form
    87,881.88/131,845.29 = 25,552.38/x
  3. Step 3: Cross multiply
    87,881.88x = 131,845.29 × 25,552.38
  4. Step 4: Simplify right side
    87,881.88x = 3,368,960,951.29
  5. Step 5: Solve for x
    x = 3,368,960,951.29/87,881.88
  6. Step 6: Final answer
    x = 38,335.10

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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.