Home / 50,503.15-69,691.21-27,840.97

Finding the Fourth Proportional to 50,503.15, 69,691.21 and 27,840.97

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Solution

The fourth proportional to 50,503.15, 69,691.21 and 27,840.97 is: 38,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,503.15 : 69,691.21 = 27,840.97 : x
  2. Step 2: Convert to fraction form
    50,503.15/69,691.21 = 27,840.97/x
  3. Step 3: Cross multiply
    50,503.15x = 69,691.21 × 27,840.97
  4. Step 4: Simplify right side
    50,503.15x = 1,940,270,886.87
  5. Step 5: Solve for x
    x = 1,940,270,886.87/50,503.15
  6. Step 6: Final answer
    x = 38,418.81

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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.