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Finding the Third Proportional to 43,190.25 and 66,630.75

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Solution

The third proportional to 43,190.25 and 66,630.75 is: 102,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.25 : 66,630.75 = 66,630.75 : x
  2. Step 2: Convert to fraction form
    43,190.25/66,630.75 = 66,630.75/x
  3. Step 3: Cross multiply
    43,190.25x = 66,630.75 × 66,630.75
  4. Step 4: Simplify right side
    43,190.25x = 4,439,656,845.56
  5. Step 5: Solve for x
    x = 4,439,656,845.56/43,190.25
  6. Step 6: Final answer
    x = 102,793.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.