Home / 120,920.14-181,382.03-46,044.44

Finding the Fourth Proportional to 120,920.14, 181,382.03 and 46,044.44

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Solution

The fourth proportional to 120,920.14, 181,382.03 and 46,044.44 is: 69,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,920.14 : 181,382.03 = 46,044.44 : x
  2. Step 2: Convert to fraction form
    120,920.14/181,382.03 = 46,044.44/x
  3. Step 3: Cross multiply
    120,920.14x = 181,382.03 × 46,044.44
  4. Step 4: Simplify right side
    120,920.14x = 8,351,633,717.06
  5. Step 5: Solve for x
    x = 8,351,633,717.06/120,920.14
  6. Step 6: Final answer
    x = 69,067.35

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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.