Home / 36,872.02-50,882.88-20,105.02

Finding the Fourth Proportional to 36,872.02, 50,882.88 and 20,105.02

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Solution

The fourth proportional to 36,872.02, 50,882.88 and 20,105.02 is: 27,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.02 : 50,882.88 = 20,105.02 : x
  2. Step 2: Convert to fraction form
    36,872.02/50,882.88 = 20,105.02/x
  3. Step 3: Cross multiply
    36,872.02x = 50,882.88 × 20,105.02
  4. Step 4: Simplify right side
    36,872.02x = 1,023,001,320.06
  5. Step 5: Solve for x
    x = 1,023,001,320.06/36,872.02
  6. Step 6: Final answer
    x = 27,744.65

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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.