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Finding the Fourth Proportional to 37.32, 55.76 and 35.97

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Solution

The fourth proportional to 37.32, 55.76 and 35.97 is: 53.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.32 : 55.76 = 35.97 : x
  2. Step 2: Convert to fraction form
    37.32/55.76 = 35.97/x
  3. Step 3: Cross multiply
    37.32x = 55.76 × 35.97
  4. Step 4: Simplify right side
    37.32x = 2,005.74
  5. Step 5: Solve for x
    x = 2,005.74/37.32
  6. Step 6: Final answer
    x = 53.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.