Home / 229,375.31-344,062.96-71,617.28

Finding the Fourth Proportional to 229,375.31, 344,062.96 and 71,617.28

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Solution

The fourth proportional to 229,375.31, 344,062.96 and 71,617.28 is: 107,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,375.31 : 344,062.96 = 71,617.28 : x
  2. Step 2: Convert to fraction form
    229,375.31/344,062.96 = 71,617.28/x
  3. Step 3: Cross multiply
    229,375.31x = 344,062.96 × 71,617.28
  4. Step 4: Simplify right side
    229,375.31x = 24,640,852,662.83
  5. Step 5: Solve for x
    x = 24,640,852,662.83/229,375.31
  6. Step 6: Final answer
    x = 107,425.92

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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.