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Finding the Fourth Proportional to 89.82, 134.76 and 32.06

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Solution

The fourth proportional to 89.82, 134.76 and 32.06 is: 48.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89.82 : 134.76 = 32.06 : x
  2. Step 2: Convert to fraction form
    89.82/134.76 = 32.06/x
  3. Step 3: Cross multiply
    89.82x = 134.76 × 32.06
  4. Step 4: Simplify right side
    89.82x = 4,319.73
  5. Step 5: Solve for x
    x = 4,319.73/89.82
  6. Step 6: Final answer
    x = 48.09

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