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Finding the Third Proportional to 75,938.50 and 166,173.50

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Solution

The third proportional to 75,938.50 and 166,173.50 is: 363,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,938.50 : 166,173.50 = 166,173.50 : x
  2. Step 2: Convert to fraction form
    75,938.50/166,173.50 = 166,173.50/x
  3. Step 3: Cross multiply
    75,938.50x = 166,173.50 × 166,173.50
  4. Step 4: Simplify right side
    75,938.50x = 27,613,632,102.25
  5. Step 5: Solve for x
    x = 27,613,632,102.25/75,938.50
  6. Step 6: Final answer
    x = 363,631.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.