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Finding the Fourth Proportional to 98.22, 147.54 and 93.84

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Solution

The fourth proportional to 98.22, 147.54 and 93.84 is: 140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.22 : 147.54 = 93.84 : x
  2. Step 2: Convert to fraction form
    98.22/147.54 = 93.84/x
  3. Step 3: Cross multiply
    98.22x = 147.54 × 93.84
  4. Step 4: Simplify right side
    98.22x = 13,845.15
  5. Step 5: Solve for x
    x = 13,845.15/98.22
  6. Step 6: Final answer
    x = 140.96

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