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Finding the Third Proportional to 16,176 and 33,891

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Solution

The third proportional to 16,176 and 33,891 is: 71,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,176 : 33,891 = 33,891 : x
  2. Step 2: Convert to fraction form
    16,176/33,891 = 33,891/x
  3. Step 3: Cross multiply
    16,176x = 33,891 × 33,891
  4. Step 4: Simplify right side
    16,176x = 1,148,599,881
  5. Step 5: Solve for x
    x = 1,148,599,881/16,176
  6. Step 6: Final answer
    x = 71,006.42

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.