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Finding the Fourth Proportional to 54,474.28, 81,635.82 and 24,819.64

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Solution

The fourth proportional to 54,474.28, 81,635.82 and 24,819.64 is: 37,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,474.28 : 81,635.82 = 24,819.64 : x
  2. Step 2: Convert to fraction form
    54,474.28/81,635.82 = 24,819.64/x
  3. Step 3: Cross multiply
    54,474.28x = 81,635.82 × 24,819.64
  4. Step 4: Simplify right side
    54,474.28x = 2,026,171,663.50
  5. Step 5: Solve for x
    x = 2,026,171,663.50/54,474.28
  6. Step 6: Final answer
    x = 37,195.02

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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.