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Finding the Fourth Proportional to 69,171.84, 103,757.40 and 44,149.68

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Solution

The fourth proportional to 69,171.84, 103,757.40 and 44,149.68 is: 66,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,171.84 : 103,757.40 = 44,149.68 : x
  2. Step 2: Convert to fraction form
    69,171.84/103,757.40 = 44,149.68/x
  3. Step 3: Cross multiply
    69,171.84x = 103,757.40 × 44,149.68
  4. Step 4: Simplify right side
    69,171.84x = 4,580,856,007.63
  5. Step 5: Solve for x
    x = 4,580,856,007.63/69,171.84
  6. Step 6: Final answer
    x = 66,224.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.