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Finding the Fourth Proportional to 13,844.82, 19,101.72 and 8,180.09

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Solution

The fourth proportional to 13,844.82, 19,101.72 and 8,180.09 is: 11,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.82 : 19,101.72 = 8,180.09 : x
  2. Step 2: Convert to fraction form
    13,844.82/19,101.72 = 8,180.09/x
  3. Step 3: Cross multiply
    13,844.82x = 19,101.72 × 8,180.09
  4. Step 4: Simplify right side
    13,844.82x = 156,253,795.55
  5. Step 5: Solve for x
    x = 156,253,795.55/13,844.82
  6. Step 6: Final answer
    x = 11,286.08

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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.