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Finding the Fourth Proportional to 241.83, 333.55 and 143.52

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Solution

The fourth proportional to 241.83, 333.55 and 143.52 is: 197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.83 : 333.55 = 143.52 : x
  2. Step 2: Convert to fraction form
    241.83/333.55 = 143.52/x
  3. Step 3: Cross multiply
    241.83x = 333.55 × 143.52
  4. Step 4: Simplify right side
    241.83x = 47,871.10
  5. Step 5: Solve for x
    x = 47,871.10/241.83
  6. Step 6: Final answer
    x = 197.95

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Why These Related Problems?

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