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Finding the Fourth Proportional to 69,348.57, 95,700.78 and 37,517.48

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Solution

The fourth proportional to 69,348.57, 95,700.78 and 37,517.48 is: 51,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,348.57 : 95,700.78 = 37,517.48 : x
  2. Step 2: Convert to fraction form
    69,348.57/95,700.78 = 37,517.48/x
  3. Step 3: Cross multiply
    69,348.57x = 95,700.78 × 37,517.48
  4. Step 4: Simplify right side
    69,348.57x = 3,590,451,621.13
  5. Step 5: Solve for x
    x = 3,590,451,621.13/69,348.57
  6. Step 6: Final answer
    x = 51,773.98

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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.