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Finding the Fourth Proportional to 69,471.39, 95,869.89 and 37,640.19

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Solution

The fourth proportional to 69,471.39, 95,869.89 and 37,640.19 is: 51,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,471.39 : 95,869.89 = 37,640.19 : x
  2. Step 2: Convert to fraction form
    69,471.39/95,869.89 = 37,640.19/x
  3. Step 3: Cross multiply
    69,471.39x = 95,869.89 × 37,640.19
  4. Step 4: Simplify right side
    69,471.39x = 3,608,560,874.88
  5. Step 5: Solve for x
    x = 3,608,560,874.88/69,471.39
  6. Step 6: Final answer
    x = 51,943.12

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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.