Home / 50,163.86-75,245.63-12,723.84

Finding the Fourth Proportional to 50,163.86, 75,245.63 and 12,723.84

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Solution

The fourth proportional to 50,163.86, 75,245.63 and 12,723.84 is: 19,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,163.86 : 75,245.63 = 12,723.84 : x
  2. Step 2: Convert to fraction form
    50,163.86/75,245.63 = 12,723.84/x
  3. Step 3: Cross multiply
    50,163.86x = 75,245.63 × 12,723.84
  4. Step 4: Simplify right side
    50,163.86x = 957,413,453.46
  5. Step 5: Solve for x
    x = 957,413,453.46/50,163.86
  6. Step 6: Final answer
    x = 19,085.72

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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.