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Finding the Fourth Proportional to 111,408.44, 167,147.34 and 36,529.16

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Solution

The fourth proportional to 111,408.44, 167,147.34 and 36,529.16 is: 54,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,408.44 : 167,147.34 = 36,529.16 : x
  2. Step 2: Convert to fraction form
    111,408.44/167,147.34 = 36,529.16/x
  3. Step 3: Cross multiply
    111,408.44x = 167,147.34 × 36,529.16
  4. Step 4: Simplify right side
    111,408.44x = 6,105,751,926.43
  5. Step 5: Solve for x
    x = 6,105,751,926.43/111,408.44
  6. Step 6: Final answer
    x = 54,805.11

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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.