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Finding the Fourth Proportional to 60.01, 89.98 and 39.85

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Solution

The fourth proportional to 60.01, 89.98 and 39.85 is: 59.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.01 : 89.98 = 39.85 : x
  2. Step 2: Convert to fraction form
    60.01/89.98 = 39.85/x
  3. Step 3: Cross multiply
    60.01x = 89.98 × 39.85
  4. Step 4: Simplify right side
    60.01x = 3,585.70
  5. Step 5: Solve for x
    x = 3,585.70/60.01
  6. Step 6: Final answer
    x = 59.75

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