Home / 270,141.03-372,784.59-149,279.82

Finding the Fourth Proportional to 270,141.03, 372,784.59 and 149,279.82

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Solution

The fourth proportional to 270,141.03, 372,784.59 and 149,279.82 is: 206,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,141.03 : 372,784.59 = 149,279.82 : x
  2. Step 2: Convert to fraction form
    270,141.03/372,784.59 = 149,279.82/x
  3. Step 3: Cross multiply
    270,141.03x = 372,784.59 × 149,279.82
  4. Step 4: Simplify right side
    270,141.03x = 55,649,216,493.97
  5. Step 5: Solve for x
    x = 55,649,216,493.97/270,141.03
  6. Step 6: Final answer
    x = 206,000.61

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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.