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Finding the Third Proportional to 36,111.75 and 54,276.75

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Solution

The third proportional to 36,111.75 and 54,276.75 is: 81,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,111.75 : 54,276.75 = 54,276.75 : x
  2. Step 2: Convert to fraction form
    36,111.75/54,276.75 = 54,276.75/x
  3. Step 3: Cross multiply
    36,111.75x = 54,276.75 × 54,276.75
  4. Step 4: Simplify right side
    36,111.75x = 2,945,965,590.56
  5. Step 5: Solve for x
    x = 2,945,965,590.56/36,111.75
  6. Step 6: Final answer
    x = 81,579.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.