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Finding the Fourth Proportional to 69,480.20, 95,878.14 and 44,327

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Solution

The fourth proportional to 69,480.20, 95,878.14 and 44,327 is: 61,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,480.20 : 95,878.14 = 44,327 : x
  2. Step 2: Convert to fraction form
    69,480.20/95,878.14 = 44,327/x
  3. Step 3: Cross multiply
    69,480.20x = 95,878.14 × 44,327
  4. Step 4: Simplify right side
    69,480.20x = 4,249,990,311.78
  5. Step 5: Solve for x
    x = 4,249,990,311.78/69,480.20
  6. Step 6: Final answer
    x = 61,168.37

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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.