Home / 29,027.78-43,640.09-23,179.38

Finding the Fourth Proportional to 29,027.78, 43,640.09 and 23,179.38

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Solution

The fourth proportional to 29,027.78, 43,640.09 and 23,179.38 is: 34,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.78 : 43,640.09 = 23,179.38 : x
  2. Step 2: Convert to fraction form
    29,027.78/43,640.09 = 23,179.38/x
  3. Step 3: Cross multiply
    29,027.78x = 43,640.09 × 23,179.38
  4. Step 4: Simplify right side
    29,027.78x = 1,011,550,069.09
  5. Step 5: Solve for x
    x = 1,011,550,069.09/29,027.78
  6. Step 6: Final answer
    x = 34,847.66

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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.