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Finding the Fourth Proportional to 5,165.75, 7,734.45 and 3,607.31

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Solution

The fourth proportional to 5,165.75, 7,734.45 and 3,607.31 is: 5,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.75 : 7,734.45 = 3,607.31 : x
  2. Step 2: Convert to fraction form
    5,165.75/7,734.45 = 3,607.31/x
  3. Step 3: Cross multiply
    5,165.75x = 7,734.45 × 3,607.31
  4. Step 4: Simplify right side
    5,165.75x = 27,900,558.83
  5. Step 5: Solve for x
    x = 27,900,558.83/5,165.75
  6. Step 6: Final answer
    x = 5,401.07

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