Home / 37,201.08-51,337.87-20,205.49

Finding the Fourth Proportional to 37,201.08, 51,337.87 and 20,205.49

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Solution

The fourth proportional to 37,201.08, 51,337.87 and 20,205.49 is: 27,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,201.08 : 51,337.87 = 20,205.49 : x
  2. Step 2: Convert to fraction form
    37,201.08/51,337.87 = 20,205.49/x
  3. Step 3: Cross multiply
    37,201.08x = 51,337.87 × 20,205.49
  4. Step 4: Simplify right side
    37,201.08x = 1,037,306,640.05
  5. Step 5: Solve for x
    x = 1,037,306,640.05/37,201.08
  6. Step 6: Final answer
    x = 27,883.78

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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.