Home / 199,023.36-274,645.60-108,377.92

Finding the Fourth Proportional to 199,023.36, 274,645.60 and 108,377.92

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Solution

The fourth proportional to 199,023.36, 274,645.60 and 108,377.92 is: 149,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,023.36 : 274,645.60 = 108,377.92 : x
  2. Step 2: Convert to fraction form
    199,023.36/274,645.60 = 108,377.92/x
  3. Step 3: Cross multiply
    199,023.36x = 274,645.60 × 108,377.92
  4. Step 4: Simplify right side
    199,023.36x = 29,765,518,865.15
  5. Step 5: Solve for x
    x = 29,765,518,865.15/199,023.36
  6. Step 6: Final answer
    x = 149,557.92

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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.