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Finding the Fourth Proportional to 241.52, 333.01 and 158.57

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Solution

The fourth proportional to 241.52, 333.01 and 158.57 is: 218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.52 : 333.01 = 158.57 : x
  2. Step 2: Convert to fraction form
    241.52/333.01 = 158.57/x
  3. Step 3: Cross multiply
    241.52x = 333.01 × 158.57
  4. Step 4: Simplify right side
    241.52x = 52,807.05
  5. Step 5: Solve for x
    x = 52,807.05/241.52
  6. Step 6: Final answer
    x = 218.65

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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.