Home / 195,845.45-270,263.99-108,627.89

Finding the Fourth Proportional to 195,845.45, 270,263.99 and 108,627.89

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Solution

The fourth proportional to 195,845.45, 270,263.99 and 108,627.89 is: 149,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,845.45 : 270,263.99 = 108,627.89 : x
  2. Step 2: Convert to fraction form
    195,845.45/270,263.99 = 108,627.89/x
  3. Step 3: Cross multiply
    195,845.45x = 270,263.99 × 108,627.89
  4. Step 4: Simplify right side
    195,845.45x = 29,358,205,896.93
  5. Step 5: Solve for x
    x = 29,358,205,896.93/195,845.45
  6. Step 6: Final answer
    x = 149,904.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.