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Finding the Fourth Proportional to 36.48, 54.61 and 22.93

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Solution

The fourth proportional to 36.48, 54.61 and 22.93 is: 34.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.48 : 54.61 = 22.93 : x
  2. Step 2: Convert to fraction form
    36.48/54.61 = 22.93/x
  3. Step 3: Cross multiply
    36.48x = 54.61 × 22.93
  4. Step 4: Simplify right side
    36.48x = 1,252.21
  5. Step 5: Solve for x
    x = 1,252.21/36.48
  6. Step 6: Final answer
    x = 34.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.