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Finding the Third Proportional to 61,242.75 and 131,233.13

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Solution

The third proportional to 61,242.75 and 131,233.13 is: 281,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242.75 : 131,233.13 = 131,233.13 : x
  2. Step 2: Convert to fraction form
    61,242.75/131,233.13 = 131,233.13/x
  3. Step 3: Cross multiply
    61,242.75x = 131,233.13 × 131,233.13
  4. Step 4: Simplify right side
    61,242.75x = 17,222,133,097.27
  5. Step 5: Solve for x
    x = 17,222,133,097.27/61,242.75
  6. Step 6: Final answer
    x = 281,210.97

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.