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Finding the Third Proportional to 17,169.75 and 36,186

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Solution

The third proportional to 17,169.75 and 36,186 is: 76,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169.75 : 36,186 = 36,186 : x
  2. Step 2: Convert to fraction form
    17,169.75/36,186 = 36,186/x
  3. Step 3: Cross multiply
    17,169.75x = 36,186 × 36,186
  4. Step 4: Simplify right side
    17,169.75x = 1,309,426,596
  5. Step 5: Solve for x
    x = 1,309,426,596/17,169.75
  6. Step 6: Final answer
    x = 76,263.58

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.