Home / 199,165.66-274,845.36-108,522.70

Finding the Fourth Proportional to 199,165.66, 274,845.36 and 108,522.70

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Solution

The fourth proportional to 199,165.66, 274,845.36 and 108,522.70 is: 149,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,165.66 : 274,845.36 = 108,522.70 : x
  2. Step 2: Convert to fraction form
    199,165.66/274,845.36 = 108,522.70/x
  3. Step 3: Cross multiply
    199,165.66x = 274,845.36 × 108,522.70
  4. Step 4: Simplify right side
    199,165.66x = 29,826,960,549.67
  5. Step 5: Solve for x
    x = 29,826,960,549.67/199,165.66
  6. Step 6: Final answer
    x = 149,759.55

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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.