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Finding the Fourth Proportional to 36,901.58, 50,924.16 and 20,134.58

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Solution

The fourth proportional to 36,901.58, 50,924.16 and 20,134.58 is: 27,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,901.58 : 50,924.16 = 20,134.58 : x
  2. Step 2: Convert to fraction form
    36,901.58/50,924.16 = 20,134.58/x
  3. Step 3: Cross multiply
    36,901.58x = 50,924.16 × 20,134.58
  4. Step 4: Simplify right side
    36,901.58x = 1,025,336,318.83
  5. Step 5: Solve for x
    x = 1,025,336,318.83/36,901.58
  6. Step 6: Final answer
    x = 27,785.71

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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.