Home / 299,789.26-413,708.31-163,824.04

Finding the Fourth Proportional to 299,789.26, 413,708.31 and 163,824.04

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Solution

The fourth proportional to 299,789.26, 413,708.31 and 163,824.04 is: 226,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,789.26 : 413,708.31 = 163,824.04 : x
  2. Step 2: Convert to fraction form
    299,789.26/413,708.31 = 163,824.04/x
  3. Step 3: Cross multiply
    299,789.26x = 413,708.31 × 163,824.04
  4. Step 4: Simplify right side
    299,789.26x = 67,775,365,906.65
  5. Step 5: Solve for x
    x = 67,775,365,906.65/299,789.26
  6. Step 6: Final answer
    x = 226,076.70

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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.