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Finding the Fourth Proportional to 241.79, 362.83 and 104.79

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Solution

The fourth proportional to 241.79, 362.83 and 104.79 is: 157.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.79 : 362.83 = 104.79 : x
  2. Step 2: Convert to fraction form
    241.79/362.83 = 104.79/x
  3. Step 3: Cross multiply
    241.79x = 362.83 × 104.79
  4. Step 4: Simplify right side
    241.79x = 38,022.25
  5. Step 5: Solve for x
    x = 38,022.25/241.79
  6. Step 6: Final answer
    x = 157.26

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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.