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Finding the Fourth Proportional to 174.79, 260.93 and 162.64

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Solution

The fourth proportional to 174.79, 260.93 and 162.64 is: 242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.79 : 260.93 = 162.64 : x
  2. Step 2: Convert to fraction form
    174.79/260.93 = 162.64/x
  3. Step 3: Cross multiply
    174.79x = 260.93 × 162.64
  4. Step 4: Simplify right side
    174.79x = 42,437.66
  5. Step 5: Solve for x
    x = 42,437.66/174.79
  6. Step 6: Final answer
    x = 242.79

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