Home / 204,928.60-307,623.30-158,387.80

Finding the Fourth Proportional to 204,928.60, 307,623.30 and 158,387.80

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Solution

The fourth proportional to 204,928.60, 307,623.30 and 158,387.80 is: 237,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,928.60 : 307,623.30 = 158,387.80 : x
  2. Step 2: Convert to fraction form
    204,928.60/307,623.30 = 158,387.80/x
  3. Step 3: Cross multiply
    204,928.60x = 307,623.30 × 158,387.80
  4. Step 4: Simplify right side
    204,928.60x = 48,723,777,715.74
  5. Step 5: Solve for x
    x = 48,723,777,715.74/204,928.60
  6. Step 6: Final answer
    x = 237,759.77

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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.