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Finding the Fourth Proportional to 25,249.87, 37,869.94 and 8,608.42

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Solution

The fourth proportional to 25,249.87, 37,869.94 and 8,608.42 is: 12,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.87 : 37,869.94 = 8,608.42 : x
  2. Step 2: Convert to fraction form
    25,249.87/37,869.94 = 8,608.42/x
  3. Step 3: Cross multiply
    25,249.87x = 37,869.94 × 8,608.42
  4. Step 4: Simplify right side
    25,249.87x = 326,000,348.89
  5. Step 5: Solve for x
    x = 326,000,348.89/25,249.87
  6. Step 6: Final answer
    x = 12,910.97

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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.