Home / 49,163-73,738.22-15,879.61

Finding the Fourth Proportional to 49,163, 73,738.22 and 15,879.61

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Solution

The fourth proportional to 49,163, 73,738.22 and 15,879.61 is: 23,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,163 : 73,738.22 = 15,879.61 : x
  2. Step 2: Convert to fraction form
    49,163/73,738.22 = 15,879.61/x
  3. Step 3: Cross multiply
    49,163x = 73,738.22 × 15,879.61
  4. Step 4: Simplify right side
    49,163x = 1,170,933,807.00
  5. Step 5: Solve for x
    x = 1,170,933,807.00/49,163
  6. Step 6: Final answer
    x = 23,817.38

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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.