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Finding the Fourth Proportional to 5.23, 7.84 and 3.73

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Solution

The fourth proportional to 5.23, 7.84 and 3.73 is: 5.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.23 : 7.84 = 3.73 : x
  2. Step 2: Convert to fraction form
    5.23/7.84 = 3.73/x
  3. Step 3: Cross multiply
    5.23x = 7.84 × 3.73
  4. Step 4: Simplify right side
    5.23x = 29.24
  5. Step 5: Solve for x
    x = 29.24/5.23
  6. Step 6: Final answer
    x = 5.59

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