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Finding the Fourth Proportional to 110.63, 165.94 and 64.98

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Solution

The fourth proportional to 110.63, 165.94 and 64.98 is: 97.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.63 : 165.94 = 64.98 : x
  2. Step 2: Convert to fraction form
    110.63/165.94 = 64.98/x
  3. Step 3: Cross multiply
    110.63x = 165.94 × 64.98
  4. Step 4: Simplify right side
    110.63x = 10,782.62
  5. Step 5: Solve for x
    x = 10,782.62/110.63
  6. Step 6: Final answer
    x = 97.46

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