Home / 69,945.92-104,949.88-36,658.04

Finding the Fourth Proportional to 69,945.92, 104,949.88 and 36,658.04

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Solution

The fourth proportional to 69,945.92, 104,949.88 and 36,658.04 is: 55,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,945.92 : 104,949.88 = 36,658.04 : x
  2. Step 2: Convert to fraction form
    69,945.92/104,949.88 = 36,658.04/x
  3. Step 3: Cross multiply
    69,945.92x = 104,949.88 × 36,658.04
  4. Step 4: Simplify right side
    69,945.92x = 3,847,256,899.04
  5. Step 5: Solve for x
    x = 3,847,256,899.04/69,945.92
  6. Step 6: Final answer
    x = 55,003.31

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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.