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Finding the Fourth Proportional to 18,614.96, 27,921.07 and 5,468.36

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Solution

The fourth proportional to 18,614.96, 27,921.07 and 5,468.36 is: 8,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.96 : 27,921.07 = 5,468.36 : x
  2. Step 2: Convert to fraction form
    18,614.96/27,921.07 = 5,468.36/x
  3. Step 3: Cross multiply
    18,614.96x = 27,921.07 × 5,468.36
  4. Step 4: Simplify right side
    18,614.96x = 152,682,309.07
  5. Step 5: Solve for x
    x = 152,682,309.07/18,614.96
  6. Step 6: Final answer
    x = 8,202.13

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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.