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Finding the Fourth Proportional to 36.83, 55.26 and 14.03

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Solution

The fourth proportional to 36.83, 55.26 and 14.03 is: 21.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.83 : 55.26 = 14.03 : x
  2. Step 2: Convert to fraction form
    36.83/55.26 = 14.03/x
  3. Step 3: Cross multiply
    36.83x = 55.26 × 14.03
  4. Step 4: Simplify right side
    36.83x = 775.23
  5. Step 5: Solve for x
    x = 775.23/36.83
  6. Step 6: Final answer
    x = 21.05

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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.