Home / 50,539.86-69,745.32-27,879.44

Finding the Fourth Proportional to 50,539.86, 69,745.32 and 27,879.44

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Solution

The fourth proportional to 50,539.86, 69,745.32 and 27,879.44 is: 38,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,539.86 : 69,745.32 = 27,879.44 : x
  2. Step 2: Convert to fraction form
    50,539.86/69,745.32 = 27,879.44/x
  3. Step 3: Cross multiply
    50,539.86x = 69,745.32 × 27,879.44
  4. Step 4: Simplify right side
    50,539.86x = 1,944,460,115.49
  5. Step 5: Solve for x
    x = 1,944,460,115.49/50,539.86
  6. Step 6: Final answer
    x = 38,473.79

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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.