Home / 71,747.44-107,621.70-25,000.24

Finding the Fourth Proportional to 71,747.44, 107,621.70 and 25,000.24

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Solution

The fourth proportional to 71,747.44, 107,621.70 and 25,000.24 is: 37,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,747.44 : 107,621.70 = 25,000.24 : x
  2. Step 2: Convert to fraction form
    71,747.44/107,621.70 = 25,000.24/x
  3. Step 3: Cross multiply
    71,747.44x = 107,621.70 × 25,000.24
  4. Step 4: Simplify right side
    71,747.44x = 2,690,568,329.21
  5. Step 5: Solve for x
    x = 2,690,568,329.21/71,747.44
  6. Step 6: Final answer
    x = 37,500.55

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Double scale
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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.