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Finding the Fourth Proportional to 106.22, 159.14 and 65.52

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Solution

The fourth proportional to 106.22, 159.14 and 65.52 is: 98.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106.22 : 159.14 = 65.52 : x
  2. Step 2: Convert to fraction form
    106.22/159.14 = 65.52/x
  3. Step 3: Cross multiply
    106.22x = 159.14 × 65.52
  4. Step 4: Simplify right side
    106.22x = 10,426.53
  5. Step 5: Solve for x
    x = 10,426.53/106.22
  6. Step 6: Final answer
    x = 98.16

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