Home / 50,109.34-75,163.95-20,527.22

Finding the Fourth Proportional to 50,109.34, 75,163.95 and 20,527.22

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Solution

The fourth proportional to 50,109.34, 75,163.95 and 20,527.22 is: 30,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,109.34 : 75,163.95 = 20,527.22 : x
  2. Step 2: Convert to fraction form
    50,109.34/75,163.95 = 20,527.22/x
  3. Step 3: Cross multiply
    50,109.34x = 75,163.95 × 20,527.22
  4. Step 4: Simplify right side
    50,109.34x = 1,542,906,937.72
  5. Step 5: Solve for x
    x = 1,542,906,937.72/50,109.34
  6. Step 6: Final answer
    x = 30,790.81

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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.