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Finding the Third Proportional to 75,429.75 and 113,913.75

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Solution

The third proportional to 75,429.75 and 113,913.75 is: 172,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,429.75 : 113,913.75 = 113,913.75 : x
  2. Step 2: Convert to fraction form
    75,429.75/113,913.75 = 113,913.75/x
  3. Step 3: Cross multiply
    75,429.75x = 113,913.75 × 113,913.75
  4. Step 4: Simplify right side
    75,429.75x = 12,976,342,439.06
  5. Step 5: Solve for x
    x = 12,976,342,439.06/75,429.75
  6. Step 6: Final answer
    x = 172,032.15

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