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Finding the Third Proportional to 61,053.75 and 121,105.13

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Solution

The third proportional to 61,053.75 and 121,105.13 is: 240,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,053.75 : 121,105.13 = 121,105.13 : x
  2. Step 2: Convert to fraction form
    61,053.75/121,105.13 = 121,105.13/x
  3. Step 3: Cross multiply
    61,053.75x = 121,105.13 × 121,105.13
  4. Step 4: Simplify right side
    61,053.75x = 14,666,451,301.27
  5. Step 5: Solve for x
    x = 14,666,451,301.27/61,053.75
  6. Step 6: Final answer
    x = 240,221.96

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Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.