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Finding the Fourth Proportional to 61.49, 84.87 and 36.95

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Solution

The fourth proportional to 61.49, 84.87 and 36.95 is: 51.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.49 : 84.87 = 36.95 : x
  2. Step 2: Convert to fraction form
    61.49/84.87 = 36.95/x
  3. Step 3: Cross multiply
    61.49x = 84.87 × 36.95
  4. Step 4: Simplify right side
    61.49x = 3,135.95
  5. Step 5: Solve for x
    x = 3,135.95/61.49
  6. Step 6: Final answer
    x = 51.00

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