Home / 24,760.20-37,144.80-8,115.60

Finding the Fourth Proportional to 24,760.20, 37,144.80 and 8,115.60

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Solution

The fourth proportional to 24,760.20, 37,144.80 and 8,115.60 is: 12,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,760.20 : 37,144.80 = 8,115.60 : x
  2. Step 2: Convert to fraction form
    24,760.20/37,144.80 = 8,115.60/x
  3. Step 3: Cross multiply
    24,760.20x = 37,144.80 × 8,115.60
  4. Step 4: Simplify right side
    24,760.20x = 301,452,338.88
  5. Step 5: Solve for x
    x = 301,452,338.88/24,760.20
  6. Step 6: Final answer
    x = 12,174.87

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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.