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Finding the Fourth Proportional to 166,820.70, 250,244.72 and 48,491.92

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Solution

The fourth proportional to 166,820.70, 250,244.72 and 48,491.92 is: 72,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,820.70 : 250,244.72 = 48,491.92 : x
  2. Step 2: Convert to fraction form
    166,820.70/250,244.72 = 48,491.92/x
  3. Step 3: Cross multiply
    166,820.70x = 250,244.72 × 48,491.92
  4. Step 4: Simplify right side
    166,820.70x = 12,134,846,942.66
  5. Step 5: Solve for x
    x = 12,134,846,942.66/166,820.70
  6. Step 6: Final answer
    x = 72,741.85

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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.