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Finding the Fourth Proportional to 36,697.52, 50,641.44 and 21,589.76

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Solution

The fourth proportional to 36,697.52, 50,641.44 and 21,589.76 is: 29,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,697.52 : 50,641.44 = 21,589.76 : x
  2. Step 2: Convert to fraction form
    36,697.52/50,641.44 = 21,589.76/x
  3. Step 3: Cross multiply
    36,697.52x = 50,641.44 × 21,589.76
  4. Step 4: Simplify right side
    36,697.52x = 1,093,336,535.65
  5. Step 5: Solve for x
    x = 1,093,336,535.65/36,697.52
  6. Step 6: Final answer
    x = 29,793.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.