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Finding the Fourth Proportional to 63.05, 86.94 and 46.44

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Solution

The fourth proportional to 63.05, 86.94 and 46.44 is: 64.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.05 : 86.94 = 46.44 : x
  2. Step 2: Convert to fraction form
    63.05/86.94 = 46.44/x
  3. Step 3: Cross multiply
    63.05x = 86.94 × 46.44
  4. Step 4: Simplify right side
    63.05x = 4,037.49
  5. Step 5: Solve for x
    x = 4,037.49/63.05
  6. Step 6: Final answer
    x = 64.04

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