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Finding the Third Proportional to 60,716.25 and 91,923.19

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Solution

The third proportional to 60,716.25 and 91,923.19 is: 139,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,716.25 : 91,923.19 = 91,923.19 : x
  2. Step 2: Convert to fraction form
    60,716.25/91,923.19 = 91,923.19/x
  3. Step 3: Cross multiply
    60,716.25x = 91,923.19 × 91,923.19
  4. Step 4: Simplify right side
    60,716.25x = 8,449,872,400.16
  5. Step 5: Solve for x
    x = 8,449,872,400.16/60,716.25
  6. Step 6: Final answer
    x = 139,169.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.