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Finding the Fourth Proportional to 16,504.69, 22,775.84 and 8,950.88

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Solution

The fourth proportional to 16,504.69, 22,775.84 and 8,950.88 is: 12,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.69 : 22,775.84 = 8,950.88 : x
  2. Step 2: Convert to fraction form
    16,504.69/22,775.84 = 8,950.88/x
  3. Step 3: Cross multiply
    16,504.69x = 22,775.84 × 8,950.88
  4. Step 4: Simplify right side
    16,504.69x = 203,863,765.98
  5. Step 5: Solve for x
    x = 203,863,765.98/16,504.69
  6. Step 6: Final answer
    x = 12,351.87

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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.