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Finding the Fourth Proportional to 36,843.84, 50,833.44 and 20,926.08

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Solution

The fourth proportional to 36,843.84, 50,833.44 and 20,926.08 is: 28,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,843.84 : 50,833.44 = 20,926.08 : x
  2. Step 2: Convert to fraction form
    36,843.84/50,833.44 = 20,926.08/x
  3. Step 3: Cross multiply
    36,843.84x = 50,833.44 × 20,926.08
  4. Step 4: Simplify right side
    36,843.84x = 1,063,744,632.12
  5. Step 5: Solve for x
    x = 1,063,744,632.12/36,843.84
  6. Step 6: Final answer
    x = 28,871.71

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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.