Home / 87,850.48-131,788.56-25,512.88

Finding the Fourth Proportional to 87,850.48, 131,788.56 and 25,512.88

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Solution

The fourth proportional to 87,850.48, 131,788.56 and 25,512.88 is: 38,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,850.48 : 131,788.56 = 25,512.88 : x
  2. Step 2: Convert to fraction form
    87,850.48/131,788.56 = 25,512.88/x
  3. Step 3: Cross multiply
    87,850.48x = 131,788.56 × 25,512.88
  4. Step 4: Simplify right side
    87,850.48x = 3,362,305,716.65
  5. Step 5: Solve for x
    x = 3,362,305,716.65/87,850.48
  6. Step 6: Final answer
    x = 38,273.05

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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.