Home / 168,136.24-232,027.80-92,686

Finding the Fourth Proportional to 168,136.24, 232,027.80 and 92,686

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Solution

The fourth proportional to 168,136.24, 232,027.80 and 92,686 is: 127,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,136.24 : 232,027.80 = 92,686 : x
  2. Step 2: Convert to fraction form
    168,136.24/232,027.80 = 92,686/x
  3. Step 3: Cross multiply
    168,136.24x = 232,027.80 × 92,686
  4. Step 4: Simplify right side
    168,136.24x = 21,505,728,670.80
  5. Step 5: Solve for x
    x = 21,505,728,670.80/168,136.24
  6. Step 6: Final answer
    x = 127,906.56

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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.