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Finding the Fourth Proportional to 5,816.75, 8,032.79 and 4,972.55

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Solution

The fourth proportional to 5,816.75, 8,032.79 and 4,972.55 is: 6,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.75 : 8,032.79 = 4,972.55 : x
  2. Step 2: Convert to fraction form
    5,816.75/8,032.79 = 4,972.55/x
  3. Step 3: Cross multiply
    5,816.75x = 8,032.79 × 4,972.55
  4. Step 4: Simplify right side
    5,816.75x = 39,943,384.89
  5. Step 5: Solve for x
    x = 39,943,384.89/5,816.75
  6. Step 6: Final answer
    x = 6,866.97

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