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Finding the Fourth Proportional to 68,549.97, 94,600.22 and 41,693.61

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Solution

The fourth proportional to 68,549.97, 94,600.22 and 41,693.61 is: 57,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,549.97 : 94,600.22 = 41,693.61 : x
  2. Step 2: Convert to fraction form
    68,549.97/94,600.22 = 41,693.61/x
  3. Step 3: Cross multiply
    68,549.97x = 94,600.22 × 41,693.61
  4. Step 4: Simplify right side
    68,549.97x = 3,944,224,470.13
  5. Step 5: Solve for x
    x = 3,944,224,470.13/68,549.97
  6. Step 6: Final answer
    x = 57,537.95

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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.