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Finding the Fourth Proportional to 150,559.45, 225,926.66 and 67,453.45

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Solution

The fourth proportional to 150,559.45, 225,926.66 and 67,453.45 is: 101,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,559.45 : 225,926.66 = 67,453.45 : x
  2. Step 2: Convert to fraction form
    150,559.45/225,926.66 = 67,453.45/x
  3. Step 3: Cross multiply
    150,559.45x = 225,926.66 × 67,453.45
  4. Step 4: Simplify right side
    150,559.45x = 15,239,532,663.98
  5. Step 5: Solve for x
    x = 15,239,532,663.98/150,559.45
  6. Step 6: Final answer
    x = 101,219.37

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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.