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Finding the Third Proportional to 70,611.75 and 98,961.75

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Solution

The third proportional to 70,611.75 and 98,961.75 is: 138,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,611.75 : 98,961.75 = 98,961.75 : x
  2. Step 2: Convert to fraction form
    70,611.75/98,961.75 = 98,961.75/x
  3. Step 3: Cross multiply
    70,611.75x = 98,961.75 × 98,961.75
  4. Step 4: Simplify right side
    70,611.75x = 9,793,427,963.06
  5. Step 5: Solve for x
    x = 9,793,427,963.06/70,611.75
  6. Step 6: Final answer
    x = 138,694.03

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