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Finding the Fourth Proportional to 24,676.92, 36,992.98 and 12,816.83

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Solution

The fourth proportional to 24,676.92, 36,992.98 and 12,816.83 is: 19,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,676.92 : 36,992.98 = 12,816.83 : x
  2. Step 2: Convert to fraction form
    24,676.92/36,992.98 = 12,816.83/x
  3. Step 3: Cross multiply
    24,676.92x = 36,992.98 × 12,816.83
  4. Step 4: Simplify right side
    24,676.92x = 474,132,735.85
  5. Step 5: Solve for x
    x = 474,132,735.85/24,676.92
  6. Step 6: Final answer
    x = 19,213.61

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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.