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Finding the Third Proportional to 72,204.50 and 161,010.75

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Solution

The third proportional to 72,204.50 and 161,010.75 is: 359,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,204.50 : 161,010.75 = 161,010.75 : x
  2. Step 2: Convert to fraction form
    72,204.50/161,010.75 = 161,010.75/x
  3. Step 3: Cross multiply
    72,204.50x = 161,010.75 × 161,010.75
  4. Step 4: Simplify right side
    72,204.50x = 25,924,461,615.56
  5. Step 5: Solve for x
    x = 25,924,461,615.56/72,204.50
  6. Step 6: Final answer
    x = 359,042.19

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.