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Finding the Fourth Proportional to 60.48, 83.44 and 35.94

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Solution

The fourth proportional to 60.48, 83.44 and 35.94 is: 49.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.48 : 83.44 = 35.94 : x
  2. Step 2: Convert to fraction form
    60.48/83.44 = 35.94/x
  3. Step 3: Cross multiply
    60.48x = 83.44 × 35.94
  4. Step 4: Simplify right side
    60.48x = 2,998.83
  5. Step 5: Solve for x
    x = 2,998.83/60.48
  6. Step 6: Final answer
    x = 49.58

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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.