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Finding the Fourth Proportional to 69,352.59, 95,706.21 and 39,147.73

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Solution

The fourth proportional to 69,352.59, 95,706.21 and 39,147.73 is: 54,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.59 : 95,706.21 = 39,147.73 : x
  2. Step 2: Convert to fraction form
    69,352.59/95,706.21 = 39,147.73/x
  3. Step 3: Cross multiply
    69,352.59x = 95,706.21 × 39,147.73
  4. Step 4: Simplify right side
    69,352.59x = 3,746,680,868.40
  5. Step 5: Solve for x
    x = 3,746,680,868.40/69,352.59
  6. Step 6: Final answer
    x = 54,023.66

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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.