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Finding the Third Proportional to 17,100 and 25,879

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Solution

The third proportional to 17,100 and 25,879 is: 39,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100 : 25,879 = 25,879 : x
  2. Step 2: Convert to fraction form
    17,100/25,879 = 25,879/x
  3. Step 3: Cross multiply
    17,100x = 25,879 × 25,879
  4. Step 4: Simplify right side
    17,100x = 669,722,641
  5. Step 5: Solve for x
    x = 669,722,641/17,100
  6. Step 6: Final answer
    x = 39,165.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.