Home / 48,927.28-73,399.92-20,847.28

Finding the Fourth Proportional to 48,927.28, 73,399.92 and 20,847.28

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Solution

The fourth proportional to 48,927.28, 73,399.92 and 20,847.28 is: 31,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,927.28 : 73,399.92 = 20,847.28 : x
  2. Step 2: Convert to fraction form
    48,927.28/73,399.92 = 20,847.28/x
  3. Step 3: Cross multiply
    48,927.28x = 73,399.92 × 20,847.28
  4. Step 4: Simplify right side
    48,927.28x = 1,530,188,684.22
  5. Step 5: Solve for x
    x = 1,530,188,684.22/48,927.28
  6. Step 6: Final answer
    x = 31,274.75

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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.