Home / 50,329.77-75,502.85-18,739.95

Finding the Fourth Proportional to 50,329.77, 75,502.85 and 18,739.95

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Solution

The fourth proportional to 50,329.77, 75,502.85 and 18,739.95 is: 28,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,329.77 : 75,502.85 = 18,739.95 : x
  2. Step 2: Convert to fraction form
    50,329.77/75,502.85 = 18,739.95/x
  3. Step 3: Cross multiply
    50,329.77x = 75,502.85 × 18,739.95
  4. Step 4: Simplify right side
    50,329.77x = 1,414,919,540.16
  5. Step 5: Solve for x
    x = 1,414,919,540.16/50,329.77
  6. Step 6: Final answer
    x = 28,112.97

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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.