Home / 195,973.57-270,443.09-108,772.04

Finding the Fourth Proportional to 195,973.57, 270,443.09 and 108,772.04

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Solution

The fourth proportional to 195,973.57, 270,443.09 and 108,772.04 is: 150,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,973.57 : 270,443.09 = 108,772.04 : x
  2. Step 2: Convert to fraction form
    195,973.57/270,443.09 = 108,772.04/x
  3. Step 3: Cross multiply
    195,973.57x = 270,443.09 × 108,772.04
  4. Step 4: Simplify right side
    195,973.57x = 29,416,646,790.62
  5. Step 5: Solve for x
    x = 29,416,646,790.62/195,973.57
  6. Step 6: Final answer
    x = 150,105.17

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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.