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Finding the Fourth Proportional to 8,039.79, 12,059.42 and 2,493.05

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Solution

The fourth proportional to 8,039.79, 12,059.42 and 2,493.05 is: 3,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.79 : 12,059.42 = 2,493.05 : x
  2. Step 2: Convert to fraction form
    8,039.79/12,059.42 = 2,493.05/x
  3. Step 3: Cross multiply
    8,039.79x = 12,059.42 × 2,493.05
  4. Step 4: Simplify right side
    8,039.79x = 30,064,664.27
  5. Step 5: Solve for x
    x = 30,064,664.27/8,039.79
  6. Step 6: Final answer
    x = 3,739.48

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