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Finding the Fourth Proportional to 58,481.64, 87,659.82 and 41,791.14

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Solution

The fourth proportional to 58,481.64, 87,659.82 and 41,791.14 is: 62,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,481.64 : 87,659.82 = 41,791.14 : x
  2. Step 2: Convert to fraction form
    58,481.64/87,659.82 = 41,791.14/x
  3. Step 3: Cross multiply
    58,481.64x = 87,659.82 × 41,791.14
  4. Step 4: Simplify right side
    58,481.64x = 3,663,403,809.99
  5. Step 5: Solve for x
    x = 3,663,403,809.99/58,481.64
  6. Step 6: Final answer
    x = 62,641.95

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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.