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Finding the Fourth Proportional to 79,991.66, 110,379.02 and 44,179.54

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Solution

The fourth proportional to 79,991.66, 110,379.02 and 44,179.54 is: 60,962.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,991.66 : 110,379.02 = 44,179.54 : x
  2. Step 2: Convert to fraction form
    79,991.66/110,379.02 = 44,179.54/x
  3. Step 3: Cross multiply
    79,991.66x = 110,379.02 × 44,179.54
  4. Step 4: Simplify right side
    79,991.66x = 4,876,494,329.25
  5. Step 5: Solve for x
    x = 4,876,494,329.25/79,991.66
  6. Step 6: Final answer
    x = 60,962.53

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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.