Home / 50,323.18-75,441.39-20,722.54

Finding the Fourth Proportional to 50,323.18, 75,441.39 and 20,722.54

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Solution

The fourth proportional to 50,323.18, 75,441.39 and 20,722.54 is: 31,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,323.18 : 75,441.39 = 20,722.54 : x
  2. Step 2: Convert to fraction form
    50,323.18/75,441.39 = 20,722.54/x
  3. Step 3: Cross multiply
    50,323.18x = 75,441.39 × 20,722.54
  4. Step 4: Simplify right side
    50,323.18x = 1,563,337,221.93
  5. Step 5: Solve for x
    x = 1,563,337,221.93/50,323.18
  6. Step 6: Final answer
    x = 31,065.95

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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.