Home / 246,398.82-369,621.57-68,905.80

Finding the Fourth Proportional to 246,398.82, 369,621.57 and 68,905.80

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Solution

The fourth proportional to 246,398.82, 369,621.57 and 68,905.80 is: 103,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,398.82 : 369,621.57 = 68,905.80 : x
  2. Step 2: Convert to fraction form
    246,398.82/369,621.57 = 68,905.80/x
  3. Step 3: Cross multiply
    246,398.82x = 369,621.57 × 68,905.80
  4. Step 4: Simplify right side
    246,398.82x = 25,469,069,978.11
  5. Step 5: Solve for x
    x = 25,469,069,978.11/246,398.82
  6. Step 6: Final answer
    x = 103,365.23

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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.