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Finding the Fourth Proportional to 18,016.65, 27,024.98 and 10,227.69

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Solution

The fourth proportional to 18,016.65, 27,024.98 and 10,227.69 is: 15,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.65 : 27,024.98 = 10,227.69 : x
  2. Step 2: Convert to fraction form
    18,016.65/27,024.98 = 10,227.69/x
  3. Step 3: Cross multiply
    18,016.65x = 27,024.98 × 10,227.69
  4. Step 4: Simplify right side
    18,016.65x = 276,403,066.56
  5. Step 5: Solve for x
    x = 276,403,066.56/18,016.65
  6. Step 6: Final answer
    x = 15,341.54

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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.