Home / 50,373.19-75,504.37-20,774.85

Finding the Fourth Proportional to 50,373.19, 75,504.37 and 20,774.85

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Solution

The fourth proportional to 50,373.19, 75,504.37 and 20,774.85 is: 31,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,373.19 : 75,504.37 = 20,774.85 : x
  2. Step 2: Convert to fraction form
    50,373.19/75,504.37 = 20,774.85/x
  3. Step 3: Cross multiply
    50,373.19x = 75,504.37 × 20,774.85
  4. Step 4: Simplify right side
    50,373.19x = 1,568,591,479.70
  5. Step 5: Solve for x
    x = 1,568,591,479.70/50,373.19
  6. Step 6: Final answer
    x = 31,139.41

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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.