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Finding the Fourth Proportional to 197.98, 273.18 and 110.64

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Solution

The fourth proportional to 197.98, 273.18 and 110.64 is: 152.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.98 : 273.18 = 110.64 : x
  2. Step 2: Convert to fraction form
    197.98/273.18 = 110.64/x
  3. Step 3: Cross multiply
    197.98x = 273.18 × 110.64
  4. Step 4: Simplify right side
    197.98x = 30,224.64
  5. Step 5: Solve for x
    x = 30,224.64/197.98
  6. Step 6: Final answer
    x = 152.67

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