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Finding the Fourth Proportional to 199.41, 298.97 and 96.60

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Solution

The fourth proportional to 199.41, 298.97 and 96.60 is: 144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.41 : 298.97 = 96.60 : x
  2. Step 2: Convert to fraction form
    199.41/298.97 = 96.60/x
  3. Step 3: Cross multiply
    199.41x = 298.97 × 96.60
  4. Step 4: Simplify right side
    199.41x = 28,879.01
  5. Step 5: Solve for x
    x = 28,879.01/199.41
  6. Step 6: Final answer
    x = 144.82

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