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Finding the Fourth Proportional to 130.01, 194.87 and 97.88

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Solution

The fourth proportional to 130.01, 194.87 and 97.88 is: 146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130.01 : 194.87 = 97.88 : x
  2. Step 2: Convert to fraction form
    130.01/194.87 = 97.88/x
  3. Step 3: Cross multiply
    130.01x = 194.87 × 97.88
  4. Step 4: Simplify right side
    130.01x = 19,073.15
  5. Step 5: Solve for x
    x = 19,073.15/130.01
  6. Step 6: Final answer
    x = 146.71

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