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Finding the Fourth Proportional to 69,306.96, 95,643.68 and 37,475.88

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Solution

The fourth proportional to 69,306.96, 95,643.68 and 37,475.88 is: 51,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,306.96 : 95,643.68 = 37,475.88 : x
  2. Step 2: Convert to fraction form
    69,306.96/95,643.68 = 37,475.88/x
  3. Step 3: Cross multiply
    69,306.96x = 95,643.68 × 37,475.88
  4. Step 4: Simplify right side
    69,306.96x = 3,584,331,074.44
  5. Step 5: Solve for x
    x = 3,584,331,074.44/69,306.96
  6. Step 6: Final answer
    x = 51,716.76

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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.