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Finding the Fourth Proportional to 241.54, 362.04 and 111.40

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Solution

The fourth proportional to 241.54, 362.04 and 111.40 is: 166.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.54 : 362.04 = 111.40 : x
  2. Step 2: Convert to fraction form
    241.54/362.04 = 111.40/x
  3. Step 3: Cross multiply
    241.54x = 362.04 × 111.40
  4. Step 4: Simplify right side
    241.54x = 40,331.26
  5. Step 5: Solve for x
    x = 40,331.26/241.54
  6. Step 6: Final answer
    x = 166.98

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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.