Home / 269,519.40-404,279.10-92,010.60

Finding the Fourth Proportional to 269,519.40, 404,279.10 and 92,010.60

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Solution

The fourth proportional to 269,519.40, 404,279.10 and 92,010.60 is: 138,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,519.40 : 404,279.10 = 92,010.60 : x
  2. Step 2: Convert to fraction form
    269,519.40/404,279.10 = 92,010.60/x
  3. Step 3: Cross multiply
    269,519.40x = 404,279.10 × 92,010.60
  4. Step 4: Simplify right side
    269,519.40x = 37,197,962,558.46
  5. Step 5: Solve for x
    x = 37,197,962,558.46/269,519.40
  6. Step 6: Final answer
    x = 138,015.90

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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.