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Finding the Fourth Proportional to 189.11, 283.67 and 59.12

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Solution

The fourth proportional to 189.11, 283.67 and 59.12 is: 88.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189.11 : 283.67 = 59.12 : x
  2. Step 2: Convert to fraction form
    189.11/283.67 = 59.12/x
  3. Step 3: Cross multiply
    189.11x = 283.67 × 59.12
  4. Step 4: Simplify right side
    189.11x = 16,769.00
  5. Step 5: Solve for x
    x = 16,769.00/189.11
  6. Step 6: Final answer
    x = 88.68

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