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Finding the Fourth Proportional to 69,523.04, 95,937.94 and 39,306.44

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Solution

The fourth proportional to 69,523.04, 95,937.94 and 39,306.44 is: 54,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,523.04 : 95,937.94 = 39,306.44 : x
  2. Step 2: Convert to fraction form
    69,523.04/95,937.94 = 39,306.44/x
  3. Step 3: Cross multiply
    69,523.04x = 95,937.94 × 39,306.44
  4. Step 4: Simplify right side
    69,523.04x = 3,770,978,882.33
  5. Step 5: Solve for x
    x = 3,770,978,882.33/69,523.04
  6. Step 6: Final answer
    x = 54,240.71

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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.