Home / 73,501.10-110,385.30-43,976.60

Finding the Fourth Proportional to 73,501.10, 110,385.30 and 43,976.60

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Solution

The fourth proportional to 73,501.10, 110,385.30 and 43,976.60 is: 66,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,501.10 : 110,385.30 = 43,976.60 : x
  2. Step 2: Convert to fraction form
    73,501.10/110,385.30 = 43,976.60/x
  3. Step 3: Cross multiply
    73,501.10x = 110,385.30 × 43,976.60
  4. Step 4: Simplify right side
    73,501.10x = 4,854,370,183.98
  5. Step 5: Solve for x
    x = 4,854,370,183.98/73,501.10
  6. Step 6: Final answer
    x = 66,044.86

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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.