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Finding the Fourth Proportional to 156.94, 234.95 and 116.54

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Solution

The fourth proportional to 156.94, 234.95 and 116.54 is: 174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156.94 : 234.95 = 116.54 : x
  2. Step 2: Convert to fraction form
    156.94/234.95 = 116.54/x
  3. Step 3: Cross multiply
    156.94x = 234.95 × 116.54
  4. Step 4: Simplify right side
    156.94x = 27,379.32
  5. Step 5: Solve for x
    x = 27,379.32/156.94
  6. Step 6: Final answer
    x = 174.46

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