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Finding the Third Proportional to 45,171.50 and 66,137.25

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Solution

The third proportional to 45,171.50 and 66,137.25 is: 96,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.50 : 66,137.25 = 66,137.25 : x
  2. Step 2: Convert to fraction form
    45,171.50/66,137.25 = 66,137.25/x
  3. Step 3: Cross multiply
    45,171.50x = 66,137.25 × 66,137.25
  4. Step 4: Simplify right side
    45,171.50x = 4,374,135,837.56
  5. Step 5: Solve for x
    x = 4,374,135,837.56/45,171.50
  6. Step 6: Final answer
    x = 96,833.97

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.