Home / 49,867.38-74,825.37-20,305.62

Finding the Fourth Proportional to 49,867.38, 74,825.37 and 20,305.62

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Solution

The fourth proportional to 49,867.38, 74,825.37 and 20,305.62 is: 30,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.38 : 74,825.37 = 20,305.62 : x
  2. Step 2: Convert to fraction form
    49,867.38/74,825.37 = 20,305.62/x
  3. Step 3: Cross multiply
    49,867.38x = 74,825.37 × 20,305.62
  4. Step 4: Simplify right side
    49,867.38x = 1,519,375,529.58
  5. Step 5: Solve for x
    x = 1,519,375,529.58/49,867.38
  6. Step 6: Final answer
    x = 30,468.32

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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.