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Finding the Third Proportional to 60,924.75 and 90,879.75

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Solution

The third proportional to 60,924.75 and 90,879.75 is: 135,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,924.75 : 90,879.75 = 90,879.75 : x
  2. Step 2: Convert to fraction form
    60,924.75/90,879.75 = 90,879.75/x
  3. Step 3: Cross multiply
    60,924.75x = 90,879.75 × 90,879.75
  4. Step 4: Simplify right side
    60,924.75x = 8,259,128,960.06
  5. Step 5: Solve for x
    x = 8,259,128,960.06/60,924.75
  6. Step 6: Final answer
    x = 135,562.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.