Home / 87,818.19-131,727.38-41,103.87

Finding the Fourth Proportional to 87,818.19, 131,727.38 and 41,103.87

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Solution

The fourth proportional to 87,818.19, 131,727.38 and 41,103.87 is: 61,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,818.19 : 131,727.38 = 41,103.87 : x
  2. Step 2: Convert to fraction form
    87,818.19/131,727.38 = 41,103.87/x
  3. Step 3: Cross multiply
    87,818.19x = 131,727.38 × 41,103.87
  4. Step 4: Simplify right side
    87,818.19x = 5,414,504,897.44
  5. Step 5: Solve for x
    x = 5,414,504,897.44/87,818.19
  6. Step 6: Final answer
    x = 61,655.85

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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.