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Finding the Third Proportional to 107,556 and 167,085

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Solution

The third proportional to 107,556 and 167,085 is: 259,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,556 : 167,085 = 167,085 : x
  2. Step 2: Convert to fraction form
    107,556/167,085 = 167,085/x
  3. Step 3: Cross multiply
    107,556x = 167,085 × 167,085
  4. Step 4: Simplify right side
    107,556x = 27,917,397,225
  5. Step 5: Solve for x
    x = 27,917,397,225/107,556
  6. Step 6: Final answer
    x = 259,561.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.