Home / 48,764.20-73,223.10-28,028.20

Finding the Fourth Proportional to 48,764.20, 73,223.10 and 28,028.20

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Solution

The fourth proportional to 48,764.20, 73,223.10 and 28,028.20 is: 42,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,764.20 : 73,223.10 = 28,028.20 : x
  2. Step 2: Convert to fraction form
    48,764.20/73,223.10 = 28,028.20/x
  3. Step 3: Cross multiply
    48,764.20x = 73,223.10 × 28,028.20
  4. Step 4: Simplify right side
    48,764.20x = 2,052,311,691.42
  5. Step 5: Solve for x
    x = 2,052,311,691.42/48,764.20
  6. Step 6: Final answer
    x = 42,086.44

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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.