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Finding the Fourth Proportional to 31,593.65, 43,599.33 and 17,253.61

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Solution

The fourth proportional to 31,593.65, 43,599.33 and 17,253.61 is: 23,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,593.65 : 43,599.33 = 17,253.61 : x
  2. Step 2: Convert to fraction form
    31,593.65/43,599.33 = 17,253.61/x
  3. Step 3: Cross multiply
    31,593.65x = 43,599.33 × 17,253.61
  4. Step 4: Simplify right side
    31,593.65x = 752,245,836.08
  5. Step 5: Solve for x
    x = 752,245,836.08/31,593.65
  6. Step 6: Final answer
    x = 23,810.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.