Home / 229,761.20-344,652.60-71,994.80

Finding the Fourth Proportional to 229,761.20, 344,652.60 and 71,994.80

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Solution

The fourth proportional to 229,761.20, 344,652.60 and 71,994.80 is: 107,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,761.20 : 344,652.60 = 71,994.80 : x
  2. Step 2: Convert to fraction form
    229,761.20/344,652.60 = 71,994.80/x
  3. Step 3: Cross multiply
    229,761.20x = 344,652.60 × 71,994.80
  4. Step 4: Simplify right side
    229,761.20x = 24,813,195,006.48
  5. Step 5: Solve for x
    x = 24,813,195,006.48/229,761.20
  6. Step 6: Final answer
    x = 107,995.58

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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.