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Finding the Fourth Proportional to 80,452.54, 111,019.17 and 44,640.28

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Solution

The fourth proportional to 80,452.54, 111,019.17 and 44,640.28 is: 61,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,452.54 : 111,019.17 = 44,640.28 : x
  2. Step 2: Convert to fraction form
    80,452.54/111,019.17 = 44,640.28/x
  3. Step 3: Cross multiply
    80,452.54x = 111,019.17 × 44,640.28
  4. Step 4: Simplify right side
    80,452.54x = 4,955,926,834.17
  5. Step 5: Solve for x
    x = 4,955,926,834.17/80,452.54
  6. Step 6: Final answer
    x = 61,600.63

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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.