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Finding the Fourth Proportional to 16,903.44, 25,351.32 and 8,133.84

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Solution

The fourth proportional to 16,903.44, 25,351.32 and 8,133.84 is: 12,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.44 : 25,351.32 = 8,133.84 : x
  2. Step 2: Convert to fraction form
    16,903.44/25,351.32 = 8,133.84/x
  3. Step 3: Cross multiply
    16,903.44x = 25,351.32 × 8,133.84
  4. Step 4: Simplify right side
    16,903.44x = 206,203,580.67
  5. Step 5: Solve for x
    x = 206,203,580.67/16,903.44
  6. Step 6: Final answer
    x = 12,198.91

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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.