Home / 48,879.20-73,464.60-48,004.40

Finding the Fourth Proportional to 48,879.20, 73,464.60 and 48,004.40

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Solution

The fourth proportional to 48,879.20, 73,464.60 and 48,004.40 is: 72,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879.20 : 73,464.60 = 48,004.40 : x
  2. Step 2: Convert to fraction form
    48,879.20/73,464.60 = 48,004.40/x
  3. Step 3: Cross multiply
    48,879.20x = 73,464.60 × 48,004.40
  4. Step 4: Simplify right side
    48,879.20x = 3,526,624,044.24
  5. Step 5: Solve for x
    x = 3,526,624,044.24/48,879.20
  6. Step 6: Final answer
    x = 72,149.79

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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.