Home / 186,634.23-280,067.45-75,826.23

Finding the Fourth Proportional to 186,634.23, 280,067.45 and 75,826.23

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Solution

The fourth proportional to 186,634.23, 280,067.45 and 75,826.23 is: 113,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,634.23 : 280,067.45 = 75,826.23 : x
  2. Step 2: Convert to fraction form
    186,634.23/280,067.45 = 75,826.23/x
  3. Step 3: Cross multiply
    186,634.23x = 280,067.45 × 75,826.23
  4. Step 4: Simplify right side
    186,634.23x = 21,236,458,500.08
  5. Step 5: Solve for x
    x = 21,236,458,500.08/186,634.23
  6. Step 6: Final answer
    x = 113,786.51

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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.