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Finding the Fourth Proportional to 60.75, 90.93 and 41.46

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Solution

The fourth proportional to 60.75, 90.93 and 41.46 is: 62.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.75 : 90.93 = 41.46 : x
  2. Step 2: Convert to fraction form
    60.75/90.93 = 41.46/x
  3. Step 3: Cross multiply
    60.75x = 90.93 × 41.46
  4. Step 4: Simplify right side
    60.75x = 3,769.96
  5. Step 5: Solve for x
    x = 3,769.96/60.75
  6. Step 6: Final answer
    x = 62.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.