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Finding the Fourth Proportional to 92.46, 138.39 and 62.02

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Solution

The fourth proportional to 92.46, 138.39 and 62.02 is: 92.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.46 : 138.39 = 62.02 : x
  2. Step 2: Convert to fraction form
    92.46/138.39 = 62.02/x
  3. Step 3: Cross multiply
    92.46x = 138.39 × 62.02
  4. Step 4: Simplify right side
    92.46x = 8,582.95
  5. Step 5: Solve for x
    x = 8,582.95/92.46
  6. Step 6: Final answer
    x = 92.83

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