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Finding the Fourth Proportional to 150,794.49, 226,125.28 and 70,855.20

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Solution

The fourth proportional to 150,794.49, 226,125.28 and 70,855.20 is: 106,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,794.49 : 226,125.28 = 70,855.20 : x
  2. Step 2: Convert to fraction form
    150,794.49/226,125.28 = 70,855.20/x
  3. Step 3: Cross multiply
    150,794.49x = 226,125.28 × 70,855.20
  4. Step 4: Simplify right side
    150,794.49x = 16,022,151,939.46
  5. Step 5: Solve for x
    x = 16,022,151,939.46/150,794.49
  6. Step 6: Final answer
    x = 106,251.57

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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.