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Finding the Fourth Proportional to 5,892.39, 8,131.50 and 3,239.97

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Solution

The fourth proportional to 5,892.39, 8,131.50 and 3,239.97 is: 4,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.39 : 8,131.50 = 3,239.97 : x
  2. Step 2: Convert to fraction form
    5,892.39/8,131.50 = 3,239.97/x
  3. Step 3: Cross multiply
    5,892.39x = 8,131.50 × 3,239.97
  4. Step 4: Simplify right side
    5,892.39x = 26,345,852.62
  5. Step 5: Solve for x
    x = 26,345,852.62/5,892.39
  6. Step 6: Final answer
    x = 4,471.16

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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.