Home / 199,223.69-274,920.67-108,577.70

Finding the Fourth Proportional to 199,223.69, 274,920.67 and 108,577.70

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Solution

The fourth proportional to 199,223.69, 274,920.67 and 108,577.70 is: 149,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,223.69 : 274,920.67 = 108,577.70 : x
  2. Step 2: Convert to fraction form
    199,223.69/274,920.67 = 108,577.70/x
  3. Step 3: Cross multiply
    199,223.69x = 274,920.67 × 108,577.70
  4. Step 4: Simplify right side
    199,223.69x = 29,850,253,212.38
  5. Step 5: Solve for x
    x = 29,850,253,212.38/199,223.69
  6. Step 6: Final answer
    x = 149,832.85

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1.5x scale

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.