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Finding the Fourth Proportional to 170.99, 256.48 and 62.75

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Solution

The fourth proportional to 170.99, 256.48 and 62.75 is: 94.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.99 : 256.48 = 62.75 : x
  2. Step 2: Convert to fraction form
    170.99/256.48 = 62.75/x
  3. Step 3: Cross multiply
    170.99x = 256.48 × 62.75
  4. Step 4: Simplify right side
    170.99x = 16,094.12
  5. Step 5: Solve for x
    x = 16,094.12/170.99
  6. Step 6: Final answer
    x = 94.12

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