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Finding the Fourth Proportional to 41,687.20, 57,528.24 and 22,824.16

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Solution

The fourth proportional to 41,687.20, 57,528.24 and 22,824.16 is: 31,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,687.20 : 57,528.24 = 22,824.16 : x
  2. Step 2: Convert to fraction form
    41,687.20/57,528.24 = 22,824.16/x
  3. Step 3: Cross multiply
    41,687.20x = 57,528.24 × 22,824.16
  4. Step 4: Simplify right side
    41,687.20x = 1,313,033,754.28
  5. Step 5: Solve for x
    x = 1,313,033,754.28/41,687.20
  6. Step 6: Final answer
    x = 31,497.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.