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Finding the Fourth Proportional to 16.96, 25.40 and 9.73

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Solution

The fourth proportional to 16.96, 25.40 and 9.73 is: 14.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.96 : 25.40 = 9.73 : x
  2. Step 2: Convert to fraction form
    16.96/25.40 = 9.73/x
  3. Step 3: Cross multiply
    16.96x = 25.40 × 9.73
  4. Step 4: Simplify right side
    16.96x = 247.02
  5. Step 5: Solve for x
    x = 247.02/16.96
  6. Step 6: Final answer
    x = 14.57

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