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Finding the Fourth Proportional to 240.93, 332.52 and 142.68

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Solution

The fourth proportional to 240.93, 332.52 and 142.68 is: 196.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.93 : 332.52 = 142.68 : x
  2. Step 2: Convert to fraction form
    240.93/332.52 = 142.68/x
  3. Step 3: Cross multiply
    240.93x = 332.52 × 142.68
  4. Step 4: Simplify right side
    240.93x = 47,444.67
  5. Step 5: Solve for x
    x = 47,444.67/240.93
  6. Step 6: Final answer
    x = 196.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.