Home / 146,608.20-219,620.70-136,110.60

Finding the Fourth Proportional to 146,608.20, 219,620.70 and 136,110.60

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Solution

The fourth proportional to 146,608.20, 219,620.70 and 136,110.60 is: 203,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,608.20 : 219,620.70 = 136,110.60 : x
  2. Step 2: Convert to fraction form
    146,608.20/219,620.70 = 136,110.60/x
  3. Step 3: Cross multiply
    146,608.20x = 219,620.70 × 136,110.60
  4. Step 4: Simplify right side
    146,608.20x = 29,892,705,249.42
  5. Step 5: Solve for x
    x = 29,892,705,249.42/146,608.20
  6. Step 6: Final answer
    x = 203,895.18

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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.