Home / 335,921.61-503,879.28-136,194.53

Finding the Fourth Proportional to 335,921.61, 503,879.28 and 136,194.53

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Solution

The fourth proportional to 335,921.61, 503,879.28 and 136,194.53 is: 204,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,921.61 : 503,879.28 = 136,194.53 : x
  2. Step 2: Convert to fraction form
    335,921.61/503,879.28 = 136,194.53/x
  3. Step 3: Cross multiply
    335,921.61x = 503,879.28 × 136,194.53
  4. Step 4: Simplify right side
    335,921.61x = 68,625,599,196.94
  5. Step 5: Solve for x
    x = 68,625,599,196.94/335,921.61
  6. Step 6: Final answer
    x = 204,290.52

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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.