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Finding the Fourth Proportional to 69,343.80, 95,694.12 and 37,512.42

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Solution

The fourth proportional to 69,343.80, 95,694.12 and 37,512.42 is: 51,766.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,343.80 : 95,694.12 = 37,512.42 : x
  2. Step 2: Convert to fraction form
    69,343.80/95,694.12 = 37,512.42/x
  3. Step 3: Cross multiply
    69,343.80x = 95,694.12 × 37,512.42
  4. Step 4: Simplify right side
    69,343.80x = 3,589,718,020.97
  5. Step 5: Solve for x
    x = 3,589,718,020.97/69,343.80
  6. Step 6: Final answer
    x = 51,766.96

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1.5x scale

Why These Related Problems?

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