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Finding the Fourth Proportional to 68.24, 94.37 and 60.03

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Solution

The fourth proportional to 68.24, 94.37 and 60.03 is: 83.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.24 : 94.37 = 60.03 : x
  2. Step 2: Convert to fraction form
    68.24/94.37 = 60.03/x
  3. Step 3: Cross multiply
    68.24x = 94.37 × 60.03
  4. Step 4: Simplify right side
    68.24x = 5,664.73
  5. Step 5: Solve for x
    x = 5,664.73/68.24
  6. Step 6: Final answer
    x = 83.02

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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.