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Finding the Fourth Proportional to 108.59, 162.81 and 36.41

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Solution

The fourth proportional to 108.59, 162.81 and 36.41 is: 54.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108.59 : 162.81 = 36.41 : x
  2. Step 2: Convert to fraction form
    108.59/162.81 = 36.41/x
  3. Step 3: Cross multiply
    108.59x = 162.81 × 36.41
  4. Step 4: Simplify right side
    108.59x = 5,927.91
  5. Step 5: Solve for x
    x = 5,927.91/108.59
  6. Step 6: Final answer
    x = 54.59

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