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Finding the Fourth Proportional to 36,901.09, 50,924.09 and 20,134.09

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Solution

The fourth proportional to 36,901.09, 50,924.09 and 20,134.09 is: 27,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,901.09 : 50,924.09 = 20,134.09 : x
  2. Step 2: Convert to fraction form
    36,901.09/50,924.09 = 20,134.09/x
  3. Step 3: Cross multiply
    36,901.09x = 50,924.09 × 20,134.09
  4. Step 4: Simplify right side
    36,901.09x = 1,025,309,855.94
  5. Step 5: Solve for x
    x = 1,025,309,855.94/36,901.09
  6. Step 6: Final answer
    x = 27,785.36

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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.