Home / 87,800.76-131,704.82-27,827.92

Finding the Fourth Proportional to 87,800.76, 131,704.82 and 27,827.92

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Solution

The fourth proportional to 87,800.76, 131,704.82 and 27,827.92 is: 41,743.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,800.76 : 131,704.82 = 27,827.92 : x
  2. Step 2: Convert to fraction form
    87,800.76/131,704.82 = 27,827.92/x
  3. Step 3: Cross multiply
    87,800.76x = 131,704.82 × 27,827.92
  4. Step 4: Simplify right side
    87,800.76x = 3,665,071,194.57
  5. Step 5: Solve for x
    x = 3,665,071,194.57/87,800.76
  6. Step 6: Final answer
    x = 41,743.05

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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.