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Finding the Fourth Proportional to 162,733.80, 244,078.20 and 50,491.20

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Solution

The fourth proportional to 162,733.80, 244,078.20 and 50,491.20 is: 75,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,733.80 : 244,078.20 = 50,491.20 : x
  2. Step 2: Convert to fraction form
    162,733.80/244,078.20 = 50,491.20/x
  3. Step 3: Cross multiply
    162,733.80x = 244,078.20 × 50,491.20
  4. Step 4: Simplify right side
    162,733.80x = 12,323,801,211.84
  5. Step 5: Solve for x
    x = 12,323,801,211.84/162,733.80
  6. Step 6: Final answer
    x = 75,729.82

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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.