Home / 205,108.22-283,063.55-114,481.86

Finding the Fourth Proportional to 205,108.22, 283,063.55 and 114,481.86

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Solution

The fourth proportional to 205,108.22, 283,063.55 and 114,481.86 is: 157,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,108.22 : 283,063.55 = 114,481.86 : x
  2. Step 2: Convert to fraction form
    205,108.22/283,063.55 = 114,481.86/x
  3. Step 3: Cross multiply
    205,108.22x = 283,063.55 × 114,481.86
  4. Step 4: Simplify right side
    205,108.22x = 32,405,641,129.79
  5. Step 5: Solve for x
    x = 32,405,641,129.79/205,108.22
  6. Step 6: Final answer
    x = 157,992.90

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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.