Home / 48,863.20-73,302.90-20,796.70

Finding the Fourth Proportional to 48,863.20, 73,302.90 and 20,796.70

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Solution

The fourth proportional to 48,863.20, 73,302.90 and 20,796.70 is: 31,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,863.20 : 73,302.90 = 20,796.70 : x
  2. Step 2: Convert to fraction form
    48,863.20/73,302.90 = 20,796.70/x
  3. Step 3: Cross multiply
    48,863.20x = 73,302.90 × 20,796.70
  4. Step 4: Simplify right side
    48,863.20x = 1,524,458,420.43
  5. Step 5: Solve for x
    x = 1,524,458,420.43/48,863.20
  6. Step 6: Final answer
    x = 31,198.50

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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.