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Finding the Fourth Proportional to 130.97, 196.55 and 58.84

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Solution

The fourth proportional to 130.97, 196.55 and 58.84 is: 88.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130.97 : 196.55 = 58.84 : x
  2. Step 2: Convert to fraction form
    130.97/196.55 = 58.84/x
  3. Step 3: Cross multiply
    130.97x = 196.55 × 58.84
  4. Step 4: Simplify right side
    130.97x = 11,565.00
  5. Step 5: Solve for x
    x = 11,565.00/130.97
  6. Step 6: Final answer
    x = 88.30

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