Home / 156,115.68-234,210.78-50,934.75

Finding the Fourth Proportional to 156,115.68, 234,210.78 and 50,934.75

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Solution

The fourth proportional to 156,115.68, 234,210.78 and 50,934.75 is: 76,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,115.68 : 234,210.78 = 50,934.75 : x
  2. Step 2: Convert to fraction form
    156,115.68/234,210.78 = 50,934.75/x
  3. Step 3: Cross multiply
    156,115.68x = 234,210.78 × 50,934.75
  4. Step 4: Simplify right side
    156,115.68x = 11,929,467,526.61
  5. Step 5: Solve for x
    x = 11,929,467,526.61/156,115.68
  6. Step 6: Final answer
    x = 76,414.28

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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.