Home / 48,803.20-73,281.60-28,067.20

Finding the Fourth Proportional to 48,803.20, 73,281.60 and 28,067.20

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Solution

The fourth proportional to 48,803.20, 73,281.60 and 28,067.20 is: 42,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,803.20 : 73,281.60 = 28,067.20 : x
  2. Step 2: Convert to fraction form
    48,803.20/73,281.60 = 28,067.20/x
  3. Step 3: Cross multiply
    48,803.20x = 73,281.60 × 28,067.20
  4. Step 4: Simplify right side
    48,803.20x = 2,056,809,323.52
  5. Step 5: Solve for x
    x = 2,056,809,323.52/48,803.20
  6. Step 6: Final answer
    x = 42,144.97

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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.