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Finding the Fourth Proportional to 59,879.60, 82,537.48 and 43,721.29

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Solution

The fourth proportional to 59,879.60, 82,537.48 and 43,721.29 is: 60,265.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,879.60 : 82,537.48 = 43,721.29 : x
  2. Step 2: Convert to fraction form
    59,879.60/82,537.48 = 43,721.29/x
  3. Step 3: Cross multiply
    59,879.60x = 82,537.48 × 43,721.29
  4. Step 4: Simplify right side
    59,879.60x = 3,608,645,098.95
  5. Step 5: Solve for x
    x = 3,608,645,098.95/59,879.60
  6. Step 6: Final answer
    x = 60,265.02

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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.