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Finding the Fourth Proportional to 18,234.68, 27,351.99 and 5,922.68

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Solution

The fourth proportional to 18,234.68, 27,351.99 and 5,922.68 is: 8,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.68 : 27,351.99 = 5,922.68 : x
  2. Step 2: Convert to fraction form
    18,234.68/27,351.99 = 5,922.68/x
  3. Step 3: Cross multiply
    18,234.68x = 27,351.99 × 5,922.68
  4. Step 4: Simplify right side
    18,234.68x = 161,996,947.37
  5. Step 5: Solve for x
    x = 161,996,947.37/18,234.68
  6. Step 6: Final answer
    x = 8,884.01

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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.