Home / 36,168.96-54,261.72-13,982.52

Finding the Fourth Proportional to 36,168.96, 54,261.72 and 13,982.52

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Solution

The fourth proportional to 36,168.96, 54,261.72 and 13,982.52 is: 20,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,168.96 : 54,261.72 = 13,982.52 : x
  2. Step 2: Convert to fraction form
    36,168.96/54,261.72 = 13,982.52/x
  3. Step 3: Cross multiply
    36,168.96x = 54,261.72 × 13,982.52
  4. Step 4: Simplify right side
    36,168.96x = 758,715,585.13
  5. Step 5: Solve for x
    x = 758,715,585.13/36,168.96
  6. Step 6: Final answer
    x = 20,976.98

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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.