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Finding the Fourth Proportional to 166,774.46, 250,208.46 and 67,004.72

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Solution

The fourth proportional to 166,774.46, 250,208.46 and 67,004.72 is: 100,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,774.46 : 250,208.46 = 67,004.72 : x
  2. Step 2: Convert to fraction form
    166,774.46/250,208.46 = 67,004.72/x
  3. Step 3: Cross multiply
    166,774.46x = 250,208.46 × 67,004.72
  4. Step 4: Simplify right side
    166,774.46x = 16,765,147,803.93
  5. Step 5: Solve for x
    x = 16,765,147,803.93/166,774.46
  6. Step 6: Final answer
    x = 100,525.87

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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.