Home / 82,601.20-123,906.52-23,432.20

Finding the Fourth Proportional to 82,601.20, 123,906.52 and 23,432.20

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Solution

The fourth proportional to 82,601.20, 123,906.52 and 23,432.20 is: 35,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,601.20 : 123,906.52 = 23,432.20 : x
  2. Step 2: Convert to fraction form
    82,601.20/123,906.52 = 23,432.20/x
  3. Step 3: Cross multiply
    82,601.20x = 123,906.52 × 23,432.20
  4. Step 4: Simplify right side
    82,601.20x = 2,903,402,357.94
  5. Step 5: Solve for x
    x = 2,903,402,357.94/82,601.20
  6. Step 6: Final answer
    x = 35,149.64

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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.