Home / 150,663.12-225,906.08-57,175.44

Finding the Fourth Proportional to 150,663.12, 225,906.08 and 57,175.44

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Solution

The fourth proportional to 150,663.12, 225,906.08 and 57,175.44 is: 85,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,663.12 : 225,906.08 = 57,175.44 : x
  2. Step 2: Convert to fraction form
    150,663.12/225,906.08 = 57,175.44/x
  3. Step 3: Cross multiply
    150,663.12x = 225,906.08 × 57,175.44
  4. Step 4: Simplify right side
    150,663.12x = 12,916,279,522.68
  5. Step 5: Solve for x
    x = 12,916,279,522.68/150,663.12
  6. Step 6: Final answer
    x = 85,729.54

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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.