Home / 87,350.71-131,025.97-27,379.60

Finding the Fourth Proportional to 87,350.71, 131,025.97 and 27,379.60

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Solution

The fourth proportional to 87,350.71, 131,025.97 and 27,379.60 is: 41,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,350.71 : 131,025.97 = 27,379.60 : x
  2. Step 2: Convert to fraction form
    87,350.71/131,025.97 = 27,379.60/x
  3. Step 3: Cross multiply
    87,350.71x = 131,025.97 × 27,379.60
  4. Step 4: Simplify right side
    87,350.71x = 3,587,438,648.21
  5. Step 5: Solve for x
    x = 3,587,438,648.21/87,350.71
  6. Step 6: Final answer
    x = 41,069.37

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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.