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Finding the Fourth Proportional to 16,394.67, 22,624.65 and 8,942.67

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Solution

The fourth proportional to 16,394.67, 22,624.65 and 8,942.67 is: 12,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.67 : 22,624.65 = 8,942.67 : x
  2. Step 2: Convert to fraction form
    16,394.67/22,624.65 = 8,942.67/x
  3. Step 3: Cross multiply
    16,394.67x = 22,624.65 × 8,942.67
  4. Step 4: Simplify right side
    16,394.67x = 202,324,778.82
  5. Step 5: Solve for x
    x = 202,324,778.82/16,394.67
  6. Step 6: Final answer
    x = 12,340.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.