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Finding the Fourth Proportional to 16,067.27, 22,173.07 and 9,257.54

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Solution

The fourth proportional to 16,067.27, 22,173.07 and 9,257.54 is: 12,775.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,067.27 : 22,173.07 = 9,257.54 : x
  2. Step 2: Convert to fraction form
    16,067.27/22,173.07 = 9,257.54/x
  3. Step 3: Cross multiply
    16,067.27x = 22,173.07 × 9,257.54
  4. Step 4: Simplify right side
    16,067.27x = 205,267,980.73
  5. Step 5: Solve for x
    x = 205,267,980.73/16,067.27
  6. Step 6: Final answer
    x = 12,775.53

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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.