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Finding the Fourth Proportional to 60.35, 83.24 and 41.89

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Solution

The fourth proportional to 60.35, 83.24 and 41.89 is: 57.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.35 : 83.24 = 41.89 : x
  2. Step 2: Convert to fraction form
    60.35/83.24 = 41.89/x
  3. Step 3: Cross multiply
    60.35x = 83.24 × 41.89
  4. Step 4: Simplify right side
    60.35x = 3,486.51
  5. Step 5: Solve for x
    x = 3,486.51/60.35
  6. Step 6: Final answer
    x = 57.78

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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.