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Finding the Third Proportional to 65,800.75 and 105,968.75

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Solution

The third proportional to 65,800.75 and 105,968.75 is: 170,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,800.75 : 105,968.75 = 105,968.75 : x
  2. Step 2: Convert to fraction form
    65,800.75/105,968.75 = 105,968.75/x
  3. Step 3: Cross multiply
    65,800.75x = 105,968.75 × 105,968.75
  4. Step 4: Simplify right side
    65,800.75x = 11,229,375,976.56
  5. Step 5: Solve for x
    x = 11,229,375,976.56/65,800.75
  6. Step 6: Final answer
    x = 170,657.26

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.