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Finding the Fourth Proportional to 79,147.26, 118,724.54 and 44,060.49

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Solution

The fourth proportional to 79,147.26, 118,724.54 and 44,060.49 is: 66,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,147.26 : 118,724.54 = 44,060.49 : x
  2. Step 2: Convert to fraction form
    79,147.26/118,724.54 = 44,060.49/x
  3. Step 3: Cross multiply
    79,147.26x = 118,724.54 × 44,060.49
  4. Step 4: Simplify right side
    79,147.26x = 5,231,061,187.12
  5. Step 5: Solve for x
    x = 5,231,061,187.12/79,147.26
  6. Step 6: Final answer
    x = 66,092.76

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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.