Home / 188,764.73-260,496.19-108,196.97

Finding the Fourth Proportional to 188,764.73, 260,496.19 and 108,196.97

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Solution

The fourth proportional to 188,764.73, 260,496.19 and 108,196.97 is: 149,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,764.73 : 260,496.19 = 108,196.97 : x
  2. Step 2: Convert to fraction form
    188,764.73/260,496.19 = 108,196.97/x
  3. Step 3: Cross multiply
    188,764.73x = 260,496.19 × 108,196.97
  4. Step 4: Simplify right side
    188,764.73x = 28,184,898,454.54
  5. Step 5: Solve for x
    x = 28,184,898,454.54/188,764.73
  6. Step 6: Final answer
    x = 149,312.31

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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.