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Finding the Third Proportional to 53,717.25 and 118,157.25

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Solution

The third proportional to 53,717.25 and 118,157.25 is: 259,900.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.25 : 118,157.25 = 118,157.25 : x
  2. Step 2: Convert to fraction form
    53,717.25/118,157.25 = 118,157.25/x
  3. Step 3: Cross multiply
    53,717.25x = 118,157.25 × 118,157.25
  4. Step 4: Simplify right side
    53,717.25x = 13,961,135,727.56
  5. Step 5: Solve for x
    x = 13,961,135,727.56/53,717.25
  6. Step 6: Final answer
    x = 259,900.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.