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Finding the Third Proportional to 43,998.75 and 68,159.25

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Solution

The third proportional to 43,998.75 and 68,159.25 is: 105,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,998.75 : 68,159.25 = 68,159.25 : x
  2. Step 2: Convert to fraction form
    43,998.75/68,159.25 = 68,159.25/x
  3. Step 3: Cross multiply
    43,998.75x = 68,159.25 × 68,159.25
  4. Step 4: Simplify right side
    43,998.75x = 4,645,683,360.56
  5. Step 5: Solve for x
    x = 4,645,683,360.56/43,998.75
  6. Step 6: Final answer
    x = 105,586.71

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1.5x scale

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.