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Finding the Fourth Proportional to 73,481.24, 110,230.98 and 20,894.83

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Solution

The fourth proportional to 73,481.24, 110,230.98 and 20,894.83 is: 31,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,481.24 : 110,230.98 = 20,894.83 : x
  2. Step 2: Convert to fraction form
    73,481.24/110,230.98 = 20,894.83/x
  3. Step 3: Cross multiply
    73,481.24x = 110,230.98 × 20,894.83
  4. Step 4: Simplify right side
    73,481.24x = 2,303,257,233.90
  5. Step 5: Solve for x
    x = 2,303,257,233.90/73,481.24
  6. Step 6: Final answer
    x = 31,344.83

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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.