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Finding the Fourth Proportional to 16,033.78, 22,125.96 and 9,319.35

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Solution

The fourth proportional to 16,033.78, 22,125.96 and 9,319.35 is: 12,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,033.78 : 22,125.96 = 9,319.35 : x
  2. Step 2: Convert to fraction form
    16,033.78/22,125.96 = 9,319.35/x
  3. Step 3: Cross multiply
    16,033.78x = 22,125.96 × 9,319.35
  4. Step 4: Simplify right side
    16,033.78x = 206,199,648.30
  5. Step 5: Solve for x
    x = 206,199,648.30/16,033.78
  6. Step 6: Final answer
    x = 12,860.33

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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.