Home / 188,092.94-259,567.54-103,211.42

Finding the Fourth Proportional to 188,092.94, 259,567.54 and 103,211.42

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Solution

The fourth proportional to 188,092.94, 259,567.54 and 103,211.42 is: 142,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,092.94 : 259,567.54 = 103,211.42 : x
  2. Step 2: Convert to fraction form
    188,092.94/259,567.54 = 103,211.42/x
  3. Step 3: Cross multiply
    188,092.94x = 259,567.54 × 103,211.42
  4. Step 4: Simplify right side
    188,092.94x = 26,790,332,833.44
  5. Step 5: Solve for x
    x = 26,790,332,833.44/188,092.94
  6. Step 6: Final answer
    x = 142,431.36

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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.