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Finding the Fourth Proportional to 73.33, 101.18 and 41.82

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Solution

The fourth proportional to 73.33, 101.18 and 41.82 is: 57.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.33 : 101.18 = 41.82 : x
  2. Step 2: Convert to fraction form
    73.33/101.18 = 41.82/x
  3. Step 3: Cross multiply
    73.33x = 101.18 × 41.82
  4. Step 4: Simplify right side
    73.33x = 4,231.35
  5. Step 5: Solve for x
    x = 4,231.35/73.33
  6. Step 6: Final answer
    x = 57.70

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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.