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Finding the Third Proportional to 103,887.75 and 161,177.75

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Solution

The third proportional to 103,887.75 and 161,177.75 is: 250,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,887.75 : 161,177.75 = 161,177.75 : x
  2. Step 2: Convert to fraction form
    103,887.75/161,177.75 = 161,177.75/x
  3. Step 3: Cross multiply
    103,887.75x = 161,177.75 × 161,177.75
  4. Step 4: Simplify right side
    103,887.75x = 25,978,267,095.06
  5. Step 5: Solve for x
    x = 25,978,267,095.06/103,887.75
  6. Step 6: Final answer
    x = 250,060.93

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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.