Home / 269,913.78-404,829.06-92,380.02

Finding the Fourth Proportional to 269,913.78, 404,829.06 and 92,380.02

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Solution

The fourth proportional to 269,913.78, 404,829.06 and 92,380.02 is: 138,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,913.78 : 404,829.06 = 92,380.02 : x
  2. Step 2: Convert to fraction form
    269,913.78/404,829.06 = 92,380.02/x
  3. Step 3: Cross multiply
    269,913.78x = 404,829.06 × 92,380.02
  4. Step 4: Simplify right side
    269,913.78x = 37,398,116,659.38
  5. Step 5: Solve for x
    x = 37,398,116,659.38/269,913.78
  6. Step 6: Final answer
    x = 138,555.79

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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.