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Finding the Third Proportional to 77,751.75 and 116,688.75

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Solution

The third proportional to 77,751.75 and 116,688.75 is: 175,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,751.75 : 116,688.75 = 116,688.75 : x
  2. Step 2: Convert to fraction form
    77,751.75/116,688.75 = 116,688.75/x
  3. Step 3: Cross multiply
    77,751.75x = 116,688.75 × 116,688.75
  4. Step 4: Simplify right side
    77,751.75x = 13,616,264,376.56
  5. Step 5: Solve for x
    x = 13,616,264,376.56/77,751.75
  6. Step 6: Final answer
    x = 175,124.86

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