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Finding the Third Proportional to 63,105.96 and 136,245.80

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Solution

The third proportional to 63,105.96 and 136,245.80 is: 294,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,105.96 : 136,245.80 = 136,245.80 : x
  2. Step 2: Convert to fraction form
    63,105.96/136,245.80 = 136,245.80/x
  3. Step 3: Cross multiply
    63,105.96x = 136,245.80 × 136,245.80
  4. Step 4: Simplify right side
    63,105.96x = 18,562,917,166.10
  5. Step 5: Solve for x
    x = 18,562,917,166.10/63,105.96
  6. Step 6: Final answer
    x = 294,154.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.