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Finding the Fourth Proportional to 16,540.76, 24,794.52 and 8,207.96

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Solution

The fourth proportional to 16,540.76, 24,794.52 and 8,207.96 is: 12,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.76 : 24,794.52 = 8,207.96 : x
  2. Step 2: Convert to fraction form
    16,540.76/24,794.52 = 8,207.96/x
  3. Step 3: Cross multiply
    16,540.76x = 24,794.52 × 8,207.96
  4. Step 4: Simplify right side
    16,540.76x = 203,512,428.38
  5. Step 5: Solve for x
    x = 203,512,428.38/16,540.76
  6. Step 6: Final answer
    x = 12,303.69

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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.