Home / 37,201.68-55,757.16-20,561.04

Finding the Fourth Proportional to 37,201.68, 55,757.16 and 20,561.04

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Solution

The fourth proportional to 37,201.68, 55,757.16 and 20,561.04 is: 30,816.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,201.68 : 55,757.16 = 20,561.04 : x
  2. Step 2: Convert to fraction form
    37,201.68/55,757.16 = 20,561.04/x
  3. Step 3: Cross multiply
    37,201.68x = 55,757.16 × 20,561.04
  4. Step 4: Simplify right side
    37,201.68x = 1,146,425,197.05
  5. Step 5: Solve for x
    x = 1,146,425,197.05/37,201.68
  6. Step 6: Final answer
    x = 30,816.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.