Home / 378,175.25-567,262.89-141,629.33

Finding the Fourth Proportional to 378,175.25, 567,262.89 and 141,629.33

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Solution

The fourth proportional to 378,175.25, 567,262.89 and 141,629.33 is: 212,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,175.25 : 567,262.89 = 141,629.33 : x
  2. Step 2: Convert to fraction form
    378,175.25/567,262.89 = 141,629.33/x
  3. Step 3: Cross multiply
    378,175.25x = 567,262.89 × 141,629.33
  4. Step 4: Simplify right side
    378,175.25x = 80,341,063,044.56
  5. Step 5: Solve for x
    x = 80,341,063,044.56/378,175.25
  6. Step 6: Final answer
    x = 212,444.00

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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.