Home / 248,161.68-342,579.24-158,789.52

Finding the Fourth Proportional to 248,161.68, 342,579.24 and 158,789.52

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Solution

The fourth proportional to 248,161.68, 342,579.24 and 158,789.52 is: 219,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,161.68 : 342,579.24 = 158,789.52 : x
  2. Step 2: Convert to fraction form
    248,161.68/342,579.24 = 158,789.52/x
  3. Step 3: Cross multiply
    248,161.68x = 342,579.24 × 158,789.52
  4. Step 4: Simplify right side
    248,161.68x = 54,397,993,081.56
  5. Step 5: Solve for x
    x = 54,397,993,081.56/248,161.68
  6. Step 6: Final answer
    x = 219,203.84

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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.