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Finding the Third Proportional to 50.50 and 86

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Solution

The third proportional to 50.50 and 86 is: 146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.50 : 86 = 86 : x
  2. Step 2: Convert to fraction form
    50.50/86 = 86/x
  3. Step 3: Cross multiply
    50.50x = 86 × 86
  4. Step 4: Simplify right side
    50.50x = 7,396
  5. Step 5: Solve for x
    x = 7,396/50.50
  6. Step 6: Final answer
    x = 146.46

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