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Finding the Fourth Proportional to 36,475.91, 50,336.74 and 19,708.91

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Solution

The fourth proportional to 36,475.91, 50,336.74 and 19,708.91 is: 27,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.91 : 50,336.74 = 19,708.91 : x
  2. Step 2: Convert to fraction form
    36,475.91/50,336.74 = 19,708.91/x
  3. Step 3: Cross multiply
    36,475.91x = 50,336.74 × 19,708.91
  4. Step 4: Simplify right side
    36,475.91x = 992,082,278.35
  5. Step 5: Solve for x
    x = 992,082,278.35/36,475.91
  6. Step 6: Final answer
    x = 27,198.29

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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.