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Finding the Third Proportional to 56,103.75 and 122,937.75

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Solution

The third proportional to 56,103.75 and 122,937.75 is: 269,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,103.75 : 122,937.75 = 122,937.75 : x
  2. Step 2: Convert to fraction form
    56,103.75/122,937.75 = 122,937.75/x
  3. Step 3: Cross multiply
    56,103.75x = 122,937.75 × 122,937.75
  4. Step 4: Simplify right side
    56,103.75x = 15,113,690,375.06
  5. Step 5: Solve for x
    x = 15,113,690,375.06/56,103.75
  6. Step 6: Final answer
    x = 269,388.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.