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Finding the Fourth Proportional to 29,313.10, 40,470.42 and 22,585.96

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Solution

The fourth proportional to 29,313.10, 40,470.42 and 22,585.96 is: 31,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.10 : 40,470.42 = 22,585.96 : x
  2. Step 2: Convert to fraction form
    29,313.10/40,470.42 = 22,585.96/x
  3. Step 3: Cross multiply
    29,313.10x = 40,470.42 × 22,585.96
  4. Step 4: Simplify right side
    29,313.10x = 914,063,287.30
  5. Step 5: Solve for x
    x = 914,063,287.30/29,313.10
  6. Step 6: Final answer
    x = 31,182.76

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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.