Home / 269,776.11-404,628.65-82,771.95

Finding the Fourth Proportional to 269,776.11, 404,628.65 and 82,771.95

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Solution

The fourth proportional to 269,776.11, 404,628.65 and 82,771.95 is: 124,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,776.11 : 404,628.65 = 82,771.95 : x
  2. Step 2: Convert to fraction form
    269,776.11/404,628.65 = 82,771.95/x
  3. Step 3: Cross multiply
    269,776.11x = 404,628.65 × 82,771.95
  4. Step 4: Simplify right side
    269,776.11x = 33,491,901,972.51
  5. Step 5: Solve for x
    x = 33,491,901,972.51/269,776.11
  6. Step 6: Final answer
    x = 124,147.03

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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.