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Finding the Fourth Proportional to 47,994.92, 71,992.07 and 16,389.73

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Solution

The fourth proportional to 47,994.92, 71,992.07 and 16,389.73 is: 24,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,994.92 : 71,992.07 = 16,389.73 : x
  2. Step 2: Convert to fraction form
    47,994.92/71,992.07 = 16,389.73/x
  3. Step 3: Cross multiply
    47,994.92x = 71,992.07 × 16,389.73
  4. Step 4: Simplify right side
    47,994.92x = 1,179,930,589.44
  5. Step 5: Solve for x
    x = 1,179,930,589.44/47,994.92
  6. Step 6: Final answer
    x = 24,584.49

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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.