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Finding the Fourth Proportional to 111,507.62, 167,226.19 and 36,615.42

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Solution

The fourth proportional to 111,507.62, 167,226.19 and 36,615.42 is: 54,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,507.62 : 167,226.19 = 36,615.42 : x
  2. Step 2: Convert to fraction form
    111,507.62/167,226.19 = 36,615.42/x
  3. Step 3: Cross multiply
    111,507.62x = 167,226.19 × 36,615.42
  4. Step 4: Simplify right side
    111,507.62x = 6,123,057,181.85
  5. Step 5: Solve for x
    x = 6,123,057,181.85/111,507.62
  6. Step 6: Final answer
    x = 54,911.56

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1.5x scale

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.