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Finding the Fourth Proportional to 36.01, 53.97 and 15.73

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Solution

The fourth proportional to 36.01, 53.97 and 15.73 is: 23.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.01 : 53.97 = 15.73 : x
  2. Step 2: Convert to fraction form
    36.01/53.97 = 15.73/x
  3. Step 3: Cross multiply
    36.01x = 53.97 × 15.73
  4. Step 4: Simplify right side
    36.01x = 848.95
  5. Step 5: Solve for x
    x = 848.95/36.01
  6. Step 6: Final answer
    x = 23.58

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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.