Home / 87,805.35-131,737.59-27,843.66

Finding the Fourth Proportional to 87,805.35, 131,737.59 and 27,843.66

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Solution

The fourth proportional to 87,805.35, 131,737.59 and 27,843.66 is: 41,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,805.35 : 131,737.59 = 27,843.66 : x
  2. Step 2: Convert to fraction form
    87,805.35/131,737.59 = 27,843.66/x
  3. Step 3: Cross multiply
    87,805.35x = 131,737.59 × 27,843.66
  4. Step 4: Simplify right side
    87,805.35x = 3,668,056,665.18
  5. Step 5: Solve for x
    x = 3,668,056,665.18/87,805.35
  6. Step 6: Final answer
    x = 41,774.87

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1.5x scale

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.