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Finding the Fourth Proportional to 37.07, 55.33 and 36.16

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Solution

The fourth proportional to 37.07, 55.33 and 36.16 is: 53.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.07 : 55.33 = 36.16 : x
  2. Step 2: Convert to fraction form
    37.07/55.33 = 36.16/x
  3. Step 3: Cross multiply
    37.07x = 55.33 × 36.16
  4. Step 4: Simplify right side
    37.07x = 2,000.50
  5. Step 5: Solve for x
    x = 2,000.50/37.07
  6. Step 6: Final answer
    x = 53.97

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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.