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Finding the Fourth Proportional to 36,726.75, 50,682.96 and 19,959.75

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Solution

The fourth proportional to 36,726.75, 50,682.96 and 19,959.75 is: 27,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726.75 : 50,682.96 = 19,959.75 : x
  2. Step 2: Convert to fraction form
    36,726.75/50,682.96 = 19,959.75/x
  3. Step 3: Cross multiply
    36,726.75x = 50,682.96 × 19,959.75
  4. Step 4: Simplify right side
    36,726.75x = 1,011,619,210.86
  5. Step 5: Solve for x
    x = 1,011,619,210.86/36,726.75
  6. Step 6: Final answer
    x = 27,544.48

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Double scale
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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.