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Finding the Fourth Proportional to 104.44, 156.42 and 99.58

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Solution

The fourth proportional to 104.44, 156.42 and 99.58 is: 149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104.44 : 156.42 = 99.58 : x
  2. Step 2: Convert to fraction form
    104.44/156.42 = 99.58/x
  3. Step 3: Cross multiply
    104.44x = 156.42 × 99.58
  4. Step 4: Simplify right side
    104.44x = 15,576.30
  5. Step 5: Solve for x
    x = 15,576.30/104.44
  6. Step 6: Final answer
    x = 149.14

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