Home / 191,276.82-263,961.24-106,393.88

Finding the Fourth Proportional to 191,276.82, 263,961.24 and 106,393.88

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Solution

The fourth proportional to 191,276.82, 263,961.24 and 106,393.88 is: 146,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,276.82 : 263,961.24 = 106,393.88 : x
  2. Step 2: Convert to fraction form
    191,276.82/263,961.24 = 106,393.88/x
  3. Step 3: Cross multiply
    191,276.82x = 263,961.24 × 106,393.88
  4. Step 4: Simplify right side
    191,276.82x = 28,083,860,493.21
  5. Step 5: Solve for x
    x = 28,083,860,493.21/191,276.82
  6. Step 6: Final answer
    x = 146,823.13

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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.