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Finding the Fourth Proportional to 33,251.71, 49,885.08 and 11,065.96

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Solution

The fourth proportional to 33,251.71, 49,885.08 and 11,065.96 is: 16,601.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.71 : 49,885.08 = 11,065.96 : x
  2. Step 2: Convert to fraction form
    33,251.71/49,885.08 = 11,065.96/x
  3. Step 3: Cross multiply
    33,251.71x = 49,885.08 × 11,065.96
  4. Step 4: Simplify right side
    33,251.71x = 552,026,299.88
  5. Step 5: Solve for x
    x = 552,026,299.88/33,251.71
  6. Step 6: Final answer
    x = 16,601.44

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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.