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Finding the Fourth Proportional to 24,921.48, 37,375.86 and 7,387.20

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Solution

The fourth proportional to 24,921.48, 37,375.86 and 7,387.20 is: 11,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,921.48 : 37,375.86 = 7,387.20 : x
  2. Step 2: Convert to fraction form
    24,921.48/37,375.86 = 7,387.20/x
  3. Step 3: Cross multiply
    24,921.48x = 37,375.86 × 7,387.20
  4. Step 4: Simplify right side
    24,921.48x = 276,102,952.99
  5. Step 5: Solve for x
    x = 276,102,952.99/24,921.48
  6. Step 6: Final answer
    x = 11,078.91

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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.