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Finding the Fourth Proportional to 146.00, 219.06 and 53.46

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Solution

The fourth proportional to 146.00, 219.06 and 53.46 is: 80.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.00 : 219.06 = 53.46 : x
  2. Step 2: Convert to fraction form
    146.00/219.06 = 53.46/x
  3. Step 3: Cross multiply
    146.00x = 219.06 × 53.46
  4. Step 4: Simplify right side
    146.00x = 11,710.95
  5. Step 5: Solve for x
    x = 11,710.95/146.00
  6. Step 6: Final answer
    x = 80.21

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