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Finding the Fourth Proportional to 18,375.73, 27,566.16 and 5,892.82

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Solution

The fourth proportional to 18,375.73, 27,566.16 and 5,892.82 is: 8,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375.73 : 27,566.16 = 5,892.82 : x
  2. Step 2: Convert to fraction form
    18,375.73/27,566.16 = 5,892.82/x
  3. Step 3: Cross multiply
    18,375.73x = 27,566.16 × 5,892.82
  4. Step 4: Simplify right side
    18,375.73x = 162,442,418.97
  5. Step 5: Solve for x
    x = 162,442,418.97/18,375.73
  6. Step 6: Final answer
    x = 8,840.05

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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.