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Finding the Fourth Proportional to 60.27, 90.42 and 37.59

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Solution

The fourth proportional to 60.27, 90.42 and 37.59 is: 56.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.27 : 90.42 = 37.59 : x
  2. Step 2: Convert to fraction form
    60.27/90.42 = 37.59/x
  3. Step 3: Cross multiply
    60.27x = 90.42 × 37.59
  4. Step 4: Simplify right side
    60.27x = 3,398.89
  5. Step 5: Solve for x
    x = 3,398.89/60.27
  6. Step 6: Final answer
    x = 56.39

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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.