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Finding the Fourth Proportional to 60.55, 83.61 and 37.27

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Solution

The fourth proportional to 60.55, 83.61 and 37.27 is: 51.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.55 : 83.61 = 37.27 : x
  2. Step 2: Convert to fraction form
    60.55/83.61 = 37.27/x
  3. Step 3: Cross multiply
    60.55x = 83.61 × 37.27
  4. Step 4: Simplify right side
    60.55x = 3,116.20
  5. Step 5: Solve for x
    x = 3,116.20/60.55
  6. Step 6: Final answer
    x = 51.46

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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.