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Finding the Fourth Proportional to 16,992.18, 25,493.33 and 8,114.18

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Solution

The fourth proportional to 16,992.18, 25,493.33 and 8,114.18 is: 12,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.18 : 25,493.33 = 8,114.18 : x
  2. Step 2: Convert to fraction form
    16,992.18/25,493.33 = 8,114.18/x
  3. Step 3: Cross multiply
    16,992.18x = 25,493.33 × 8,114.18
  4. Step 4: Simplify right side
    16,992.18x = 206,857,361.24
  5. Step 5: Solve for x
    x = 206,857,361.24/16,992.18
  6. Step 6: Final answer
    x = 12,173.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.