Home / 146,924.60-220,233.30-80,262.20

Finding the Fourth Proportional to 146,924.60, 220,233.30 and 80,262.20

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Solution

The fourth proportional to 146,924.60, 220,233.30 and 80,262.20 is: 120,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,924.60 : 220,233.30 = 80,262.20 : x
  2. Step 2: Convert to fraction form
    146,924.60/220,233.30 = 80,262.20/x
  3. Step 3: Cross multiply
    146,924.60x = 220,233.30 × 80,262.20
  4. Step 4: Simplify right side
    146,924.60x = 17,676,409,171.26
  5. Step 5: Solve for x
    x = 17,676,409,171.26/146,924.60
  6. Step 6: Final answer
    x = 120,309.39

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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.