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Finding the Fourth Proportional to 239.94, 359.99 and 118.29

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Solution

The fourth proportional to 239.94, 359.99 and 118.29 is: 177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.94 : 359.99 = 118.29 : x
  2. Step 2: Convert to fraction form
    239.94/359.99 = 118.29/x
  3. Step 3: Cross multiply
    239.94x = 359.99 × 118.29
  4. Step 4: Simplify right side
    239.94x = 42,582.01
  5. Step 5: Solve for x
    x = 42,582.01/239.94
  6. Step 6: Final answer
    x = 177.47

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