Home / 107,067.30-160,609.14-28,180.38

Finding the Fourth Proportional to 107,067.30, 160,609.14 and 28,180.38

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Solution

The fourth proportional to 107,067.30, 160,609.14 and 28,180.38 is: 42,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,067.30 : 160,609.14 = 28,180.38 : x
  2. Step 2: Convert to fraction form
    107,067.30/160,609.14 = 28,180.38/x
  3. Step 3: Cross multiply
    107,067.30x = 160,609.14 × 28,180.38
  4. Step 4: Simplify right side
    107,067.30x = 4,526,026,596.67
  5. Step 5: Solve for x
    x = 4,526,026,596.67/107,067.30
  6. Step 6: Final answer
    x = 42,272.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.