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Finding the Fourth Proportional to 241.23, 361.78 and 94.99

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Solution

The fourth proportional to 241.23, 361.78 and 94.99 is: 142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.23 : 361.78 = 94.99 : x
  2. Step 2: Convert to fraction form
    241.23/361.78 = 94.99/x
  3. Step 3: Cross multiply
    241.23x = 361.78 × 94.99
  4. Step 4: Simplify right side
    241.23x = 34,365.48
  5. Step 5: Solve for x
    x = 34,365.48/241.23
  6. Step 6: Final answer
    x = 142.46

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Why These Related Problems?

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