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Finding the Fourth Proportional to 18,180.49, 27,267.69 and 5,034.19

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Solution

The fourth proportional to 18,180.49, 27,267.69 and 5,034.19 is: 7,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,180.49 : 27,267.69 = 5,034.19 : x
  2. Step 2: Convert to fraction form
    18,180.49/27,267.69 = 5,034.19/x
  3. Step 3: Cross multiply
    18,180.49x = 27,267.69 × 5,034.19
  4. Step 4: Simplify right side
    18,180.49x = 137,270,595.98
  5. Step 5: Solve for x
    x = 137,270,595.98/18,180.49
  6. Step 6: Final answer
    x = 7,550.44

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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.