Home / 205,824.20-308,336.72-151,690.52

Finding the Fourth Proportional to 205,824.20, 308,336.72 and 151,690.52

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Solution

The fourth proportional to 205,824.20, 308,336.72 and 151,690.52 is: 227,241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,824.20 : 308,336.72 = 151,690.52 : x
  2. Step 2: Convert to fraction form
    205,824.20/308,336.72 = 151,690.52/x
  3. Step 3: Cross multiply
    205,824.20x = 308,336.72 × 151,690.52
  4. Step 4: Simplify right side
    205,824.20x = 46,771,756,229.44
  5. Step 5: Solve for x
    x = 46,771,756,229.44/205,824.20
  6. Step 6: Final answer
    x = 227,241.29

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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.