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Finding the Fourth Proportional to 5,285.33, 7,915.82 and 3,795.31

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Solution

The fourth proportional to 5,285.33, 7,915.82 and 3,795.31 is: 5,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.33 : 7,915.82 = 3,795.31 : x
  2. Step 2: Convert to fraction form
    5,285.33/7,915.82 = 3,795.31/x
  3. Step 3: Cross multiply
    5,285.33x = 7,915.82 × 3,795.31
  4. Step 4: Simplify right side
    5,285.33x = 30,042,952.04
  5. Step 5: Solve for x
    x = 30,042,952.04/5,285.33
  6. Step 6: Final answer
    x = 5,684.21

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