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Finding the Fourth Proportional to 36.07, 54.37 and 35.92

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Solution

The fourth proportional to 36.07, 54.37 and 35.92 is: 54.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.07 : 54.37 = 35.92 : x
  2. Step 2: Convert to fraction form
    36.07/54.37 = 35.92/x
  3. Step 3: Cross multiply
    36.07x = 54.37 × 35.92
  4. Step 4: Simplify right side
    36.07x = 1,952.93
  5. Step 5: Solve for x
    x = 1,952.93/36.07
  6. Step 6: Final answer
    x = 54.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.