Home / 195,938.75-270,378.18-108,726.05

Finding the Fourth Proportional to 195,938.75, 270,378.18 and 108,726.05

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Solution

The fourth proportional to 195,938.75, 270,378.18 and 108,726.05 is: 150,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,938.75 : 270,378.18 = 108,726.05 : x
  2. Step 2: Convert to fraction form
    195,938.75/270,378.18 = 108,726.05/x
  3. Step 3: Cross multiply
    195,938.75x = 270,378.18 × 108,726.05
  4. Step 4: Simplify right side
    195,938.75x = 29,397,150,165.70
  5. Step 5: Solve for x
    x = 29,397,150,165.70/195,938.75
  6. Step 6: Final answer
    x = 150,032.35

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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.