Home / 667,994.50-1,001,993.77-162,555.56

Finding the Fourth Proportional to 667,994.50, 1,001,993.77 and 162,555.56

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Solution

The fourth proportional to 667,994.50, 1,001,993.77 and 162,555.56 is: 243,833.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,994.50 : 1,001,993.77 = 162,555.56 : x
  2. Step 2: Convert to fraction form
    667,994.50/1,001,993.77 = 162,555.56/x
  3. Step 3: Cross multiply
    667,994.50x = 1,001,993.77 × 162,555.56
  4. Step 4: Simplify right side
    667,994.50x = 162,879,658,398.86
  5. Step 5: Solve for x
    x = 162,879,658,398.86/667,994.50
  6. Step 6: Final answer
    x = 243,833.83

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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.