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Finding the Fourth Proportional to 16,255.25, 24,382.89 and 3,943.25

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Solution

The fourth proportional to 16,255.25, 24,382.89 and 3,943.25 is: 5,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.25 : 24,382.89 = 3,943.25 : x
  2. Step 2: Convert to fraction form
    16,255.25/24,382.89 = 3,943.25/x
  3. Step 3: Cross multiply
    16,255.25x = 24,382.89 × 3,943.25
  4. Step 4: Simplify right side
    16,255.25x = 96,147,811.28
  5. Step 5: Solve for x
    x = 96,147,811.28/16,255.25
  6. Step 6: Final answer
    x = 5,914.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.