Home / 87,348.71-131,022.97-27,377.60

Finding the Fourth Proportional to 87,348.71, 131,022.97 and 27,377.60

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Solution

The fourth proportional to 87,348.71, 131,022.97 and 27,377.60 is: 41,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,348.71 : 131,022.97 = 27,377.60 : x
  2. Step 2: Convert to fraction form
    87,348.71/131,022.97 = 27,377.60/x
  3. Step 3: Cross multiply
    87,348.71x = 131,022.97 × 27,377.60
  4. Step 4: Simplify right side
    87,348.71x = 3,587,093,739.91
  5. Step 5: Solve for x
    x = 3,587,093,739.91/87,348.71
  6. Step 6: Final answer
    x = 41,066.36

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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.