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Finding the Fourth Proportional to 167.29, 250.93 and 51.72

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Solution

The fourth proportional to 167.29, 250.93 and 51.72 is: 77.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.29 : 250.93 = 51.72 : x
  2. Step 2: Convert to fraction form
    167.29/250.93 = 51.72/x
  3. Step 3: Cross multiply
    167.29x = 250.93 × 51.72
  4. Step 4: Simplify right side
    167.29x = 12,978.63
  5. Step 5: Solve for x
    x = 12,978.63/167.29
  6. Step 6: Final answer
    x = 77.58

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