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Finding the Fourth Proportional to 5,711.85, 8,566.81 and 2,013.21

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Solution

The fourth proportional to 5,711.85, 8,566.81 and 2,013.21 is: 3,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.85 : 8,566.81 = 2,013.21 : x
  2. Step 2: Convert to fraction form
    5,711.85/8,566.81 = 2,013.21/x
  3. Step 3: Cross multiply
    5,711.85x = 8,566.81 × 2,013.21
  4. Step 4: Simplify right side
    5,711.85x = 17,246,787.56
  5. Step 5: Solve for x
    x = 17,246,787.56/5,711.85
  6. Step 6: Final answer
    x = 3,019.47

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