Home / 50,372.36-75,558.54-20,757.67

Finding the Fourth Proportional to 50,372.36, 75,558.54 and 20,757.67

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Solution

The fourth proportional to 50,372.36, 75,558.54 and 20,757.67 is: 31,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,372.36 : 75,558.54 = 20,757.67 : x
  2. Step 2: Convert to fraction form
    50,372.36/75,558.54 = 20,757.67/x
  3. Step 3: Cross multiply
    50,372.36x = 75,558.54 × 20,757.67
  4. Step 4: Simplify right side
    50,372.36x = 1,568,419,239.00
  5. Step 5: Solve for x
    x = 1,568,419,239.00/50,372.36
  6. Step 6: Final answer
    x = 31,136.51

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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.