Home / 156,039.20-234,083.08-50,833.68

Finding the Fourth Proportional to 156,039.20, 234,083.08 and 50,833.68

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Solution

The fourth proportional to 156,039.20, 234,083.08 and 50,833.68 is: 76,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,039.20 : 234,083.08 = 50,833.68 : x
  2. Step 2: Convert to fraction form
    156,039.20/234,083.08 = 50,833.68/x
  3. Step 3: Cross multiply
    156,039.20x = 234,083.08 × 50,833.68
  4. Step 4: Simplify right side
    156,039.20x = 11,899,304,382.13
  5. Step 5: Solve for x
    x = 11,899,304,382.13/156,039.20
  6. Step 6: Final answer
    x = 76,258.43

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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.