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Finding the Fourth Proportional to 150,544.56, 225,904.32 and 67,438.56

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Solution

The fourth proportional to 150,544.56, 225,904.32 and 67,438.56 is: 101,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,544.56 : 225,904.32 = 67,438.56 : x
  2. Step 2: Convert to fraction form
    150,544.56/225,904.32 = 67,438.56/x
  3. Step 3: Cross multiply
    150,544.56x = 225,904.32 × 67,438.56
  4. Step 4: Simplify right side
    150,544.56x = 15,234,662,038.58
  5. Step 5: Solve for x
    x = 15,234,662,038.58/150,544.56
  6. Step 6: Final answer
    x = 101,197.03

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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.