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Finding the Fourth Proportional to 16,282.08, 22,469.31 and 8,830.08

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Solution

The fourth proportional to 16,282.08, 22,469.31 and 8,830.08 is: 12,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.08 : 22,469.31 = 8,830.08 : x
  2. Step 2: Convert to fraction form
    16,282.08/22,469.31 = 8,830.08/x
  3. Step 3: Cross multiply
    16,282.08x = 22,469.31 × 8,830.08
  4. Step 4: Simplify right side
    16,282.08x = 198,405,804.84
  5. Step 5: Solve for x
    x = 198,405,804.84/16,282.08
  6. Step 6: Final answer
    x = 12,185.53

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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.