Home / 150,855.60-226,429.20-91,806.60

Finding the Fourth Proportional to 150,855.60, 226,429.20 and 91,806.60

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Solution

The fourth proportional to 150,855.60, 226,429.20 and 91,806.60 is: 137,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,855.60 : 226,429.20 = 91,806.60 : x
  2. Step 2: Convert to fraction form
    150,855.60/226,429.20 = 91,806.60/x
  3. Step 3: Cross multiply
    150,855.60x = 226,429.20 × 91,806.60
  4. Step 4: Simplify right side
    150,855.60x = 20,787,694,992.72
  5. Step 5: Solve for x
    x = 20,787,694,992.72/150,855.60
  6. Step 6: Final answer
    x = 137,798.63

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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.