Home / 156,286.20-234,083.70-62,743.80

Finding the Fourth Proportional to 156,286.20, 234,083.70 and 62,743.80

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Solution

The fourth proportional to 156,286.20, 234,083.70 and 62,743.80 is: 93,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,286.20 : 234,083.70 = 62,743.80 : x
  2. Step 2: Convert to fraction form
    156,286.20/234,083.70 = 62,743.80/x
  3. Step 3: Cross multiply
    156,286.20x = 234,083.70 × 62,743.80
  4. Step 4: Simplify right side
    156,286.20x = 14,687,300,856.06
  5. Step 5: Solve for x
    x = 14,687,300,856.06/156,286.20
  6. Step 6: Final answer
    x = 93,976.95

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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.