Home / 124,414.58-186,621.77-30,920.33

Finding the Fourth Proportional to 124,414.58, 186,621.77 and 30,920.33

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Solution

The fourth proportional to 124,414.58, 186,621.77 and 30,920.33 is: 46,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,414.58 : 186,621.77 = 30,920.33 : x
  2. Step 2: Convert to fraction form
    124,414.58/186,621.77 = 30,920.33/x
  3. Step 3: Cross multiply
    124,414.58x = 186,621.77 × 30,920.33
  4. Step 4: Simplify right side
    124,414.58x = 5,770,407,257.44
  5. Step 5: Solve for x
    x = 5,770,407,257.44/124,414.58
  6. Step 6: Final answer
    x = 46,380.47

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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.