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Finding the Fourth Proportional to 73,231.56, 109,847.34 and 23,311.44

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Solution

The fourth proportional to 73,231.56, 109,847.34 and 23,311.44 is: 34,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,231.56 : 109,847.34 = 23,311.44 : x
  2. Step 2: Convert to fraction form
    73,231.56/109,847.34 = 23,311.44/x
  3. Step 3: Cross multiply
    73,231.56x = 109,847.34 × 23,311.44
  4. Step 4: Simplify right side
    73,231.56x = 2,560,699,675.57
  5. Step 5: Solve for x
    x = 2,560,699,675.57/73,231.56
  6. Step 6: Final answer
    x = 34,967.16

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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.