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Finding the Fourth Proportional to 16,874.66, 25,327.44 and 8,560.42

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Solution

The fourth proportional to 16,874.66, 25,327.44 and 8,560.42 is: 12,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.66 : 25,327.44 = 8,560.42 : x
  2. Step 2: Convert to fraction form
    16,874.66/25,327.44 = 8,560.42/x
  3. Step 3: Cross multiply
    16,874.66x = 25,327.44 × 8,560.42
  4. Step 4: Simplify right side
    16,874.66x = 216,813,523.92
  5. Step 5: Solve for x
    x = 216,813,523.92/16,874.66
  6. Step 6: Final answer
    x = 12,848.47

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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.