Home / 300,104.37-414,098.04-172,755.36

Finding the Fourth Proportional to 300,104.37, 414,098.04 and 172,755.36

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Solution

The fourth proportional to 300,104.37, 414,098.04 and 172,755.36 is: 238,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,104.37 : 414,098.04 = 172,755.36 : x
  2. Step 2: Convert to fraction form
    300,104.37/414,098.04 = 172,755.36/x
  3. Step 3: Cross multiply
    300,104.37x = 414,098.04 × 172,755.36
  4. Step 4: Simplify right side
    300,104.37x = 71,537,655,975.49
  5. Step 5: Solve for x
    x = 71,537,655,975.49/300,104.37
  6. Step 6: Final answer
    x = 238,375.92

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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.