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Finding the Fourth Proportional to 11,793.20, 17,674.44 and 9,009.56

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Solution

The fourth proportional to 11,793.20, 17,674.44 and 9,009.56 is: 13,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.20 : 17,674.44 = 9,009.56 : x
  2. Step 2: Convert to fraction form
    11,793.20/17,674.44 = 9,009.56/x
  3. Step 3: Cross multiply
    11,793.20x = 17,674.44 × 9,009.56
  4. Step 4: Simplify right side
    11,793.20x = 159,238,927.65
  5. Step 5: Solve for x
    x = 159,238,927.65/11,793.20
  6. Step 6: Final answer
    x = 13,502.61

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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.