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Finding the Third Proportional to 16,898 and 39,161

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Solution

The third proportional to 16,898 and 39,161 is: 90,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898 : 39,161 = 39,161 : x
  2. Step 2: Convert to fraction form
    16,898/39,161 = 39,161/x
  3. Step 3: Cross multiply
    16,898x = 39,161 × 39,161
  4. Step 4: Simplify right side
    16,898x = 1,533,583,921
  5. Step 5: Solve for x
    x = 1,533,583,921/16,898
  6. Step 6: Final answer
    x = 90,755.35

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.