Home / 48,546.11-72,847.46-20,464.44

Finding the Fourth Proportional to 48,546.11, 72,847.46 and 20,464.44

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Solution

The fourth proportional to 48,546.11, 72,847.46 and 20,464.44 is: 30,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,546.11 : 72,847.46 = 20,464.44 : x
  2. Step 2: Convert to fraction form
    48,546.11/72,847.46 = 20,464.44/x
  3. Step 3: Cross multiply
    48,546.11x = 72,847.46 × 20,464.44
  4. Step 4: Simplify right side
    48,546.11x = 1,490,782,525.48
  5. Step 5: Solve for x
    x = 1,490,782,525.48/48,546.11
  6. Step 6: Final answer
    x = 30,708.59

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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.