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Finding the Fourth Proportional to 22,156.11, 33,224.43 and 8,295.39

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Solution

The fourth proportional to 22,156.11, 33,224.43 and 8,295.39 is: 12,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.11 : 33,224.43 = 8,295.39 : x
  2. Step 2: Convert to fraction form
    22,156.11/33,224.43 = 8,295.39/x
  3. Step 3: Cross multiply
    22,156.11x = 33,224.43 × 8,295.39
  4. Step 4: Simplify right side
    22,156.11x = 275,609,604.38
  5. Step 5: Solve for x
    x = 275,609,604.38/22,156.11
  6. Step 6: Final answer
    x = 12,439.44

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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.