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Finding the Fourth Proportional to 268.02, 401.94 and 94.68

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Solution

The fourth proportional to 268.02, 401.94 and 94.68 is: 141.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.02 : 401.94 = 94.68 : x
  2. Step 2: Convert to fraction form
    268.02/401.94 = 94.68/x
  3. Step 3: Cross multiply
    268.02x = 401.94 × 94.68
  4. Step 4: Simplify right side
    268.02x = 38,055.68
  5. Step 5: Solve for x
    x = 38,055.68/268.02
  6. Step 6: Final answer
    x = 141.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.