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Finding the Third Proportional to 55,161 and 119,657.25

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Solution

The third proportional to 55,161 and 119,657.25 is: 259,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,161 : 119,657.25 = 119,657.25 : x
  2. Step 2: Convert to fraction form
    55,161/119,657.25 = 119,657.25/x
  3. Step 3: Cross multiply
    55,161x = 119,657.25 × 119,657.25
  4. Step 4: Simplify right side
    55,161x = 14,317,857,477.56
  5. Step 5: Solve for x
    x = 14,317,857,477.56/55,161
  6. Step 6: Final answer
    x = 259,564.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.