Home / 193,067.58-266,440.47-108,181.50

Finding the Fourth Proportional to 193,067.58, 266,440.47 and 108,181.50

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Solution

The fourth proportional to 193,067.58, 266,440.47 and 108,181.50 is: 149,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,067.58 : 266,440.47 = 108,181.50 : x
  2. Step 2: Convert to fraction form
    193,067.58/266,440.47 = 108,181.50/x
  3. Step 3: Cross multiply
    193,067.58x = 266,440.47 × 108,181.50
  4. Step 4: Simplify right side
    193,067.58x = 28,823,929,705.31
  5. Step 5: Solve for x
    x = 28,823,929,705.31/193,067.58
  6. Step 6: Final answer
    x = 149,294.51

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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.