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Finding the Fourth Proportional to 8,440.75, 12,629.00 and 5,096.69

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Solution

The fourth proportional to 8,440.75, 12,629.00 and 5,096.69 is: 7,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.75 : 12,629.00 = 5,096.69 : x
  2. Step 2: Convert to fraction form
    8,440.75/12,629.00 = 5,096.69/x
  3. Step 3: Cross multiply
    8,440.75x = 12,629.00 × 5,096.69
  4. Step 4: Simplify right side
    8,440.75x = 64,366,072.53
  5. Step 5: Solve for x
    x = 64,366,072.53/8,440.75
  6. Step 6: Final answer
    x = 7,625.63

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