Home / 87,922.80-131,884.20-25,599.60

Finding the Fourth Proportional to 87,922.80, 131,884.20 and 25,599.60

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Solution

The fourth proportional to 87,922.80, 131,884.20 and 25,599.60 is: 38,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,922.80 : 131,884.20 = 25,599.60 : x
  2. Step 2: Convert to fraction form
    87,922.80/131,884.20 = 25,599.60/x
  3. Step 3: Cross multiply
    87,922.80x = 131,884.20 × 25,599.60
  4. Step 4: Simplify right side
    87,922.80x = 3,376,182,766.32
  5. Step 5: Solve for x
    x = 3,376,182,766.32/87,922.80
  6. Step 6: Final answer
    x = 38,399.40

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Similar ratio
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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.