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Finding the Fourth Proportional to 60.55, 83.52 and 37.22

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Solution

The fourth proportional to 60.55, 83.52 and 37.22 is: 51.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.55 : 83.52 = 37.22 : x
  2. Step 2: Convert to fraction form
    60.55/83.52 = 37.22/x
  3. Step 3: Cross multiply
    60.55x = 83.52 × 37.22
  4. Step 4: Simplify right side
    60.55x = 3,108.61
  5. Step 5: Solve for x
    x = 3,108.61/60.55
  6. Step 6: Final answer
    x = 51.34

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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.