Home / 191,199.20-263,860.44-106,321.52

Finding the Fourth Proportional to 191,199.20, 263,860.44 and 106,321.52

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Solution

The fourth proportional to 191,199.20, 263,860.44 and 106,321.52 is: 146,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,199.20 : 263,860.44 = 106,321.52 : x
  2. Step 2: Convert to fraction form
    191,199.20/263,860.44 = 106,321.52/x
  3. Step 3: Cross multiply
    191,199.20x = 263,860.44 × 106,321.52
  4. Step 4: Simplify right side
    191,199.20x = 28,054,043,048.67
  5. Step 5: Solve for x
    x = 28,054,043,048.67/191,199.20
  6. Step 6: Final answer
    x = 146,726.78

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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.