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Finding the Fourth Proportional to 82.24, 123.28 and 59.41

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Solution

The fourth proportional to 82.24, 123.28 and 59.41 is: 89.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82.24 : 123.28 = 59.41 : x
  2. Step 2: Convert to fraction form
    82.24/123.28 = 59.41/x
  3. Step 3: Cross multiply
    82.24x = 123.28 × 59.41
  4. Step 4: Simplify right side
    82.24x = 7,323.89
  5. Step 5: Solve for x
    x = 7,323.89/82.24
  6. Step 6: Final answer
    x = 89.05

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