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Finding the Fourth Proportional to 162,098.44, 243,167.04 and 49,763.92

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Solution

The fourth proportional to 162,098.44, 243,167.04 and 49,763.92 is: 74,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,098.44 : 243,167.04 = 49,763.92 : x
  2. Step 2: Convert to fraction form
    162,098.44/243,167.04 = 49,763.92/x
  3. Step 3: Cross multiply
    162,098.44x = 243,167.04 × 49,763.92
  4. Step 4: Simplify right side
    162,098.44x = 12,100,945,125.20
  5. Step 5: Solve for x
    x = 12,100,945,125.20/162,098.44
  6. Step 6: Final answer
    x = 74,651.83

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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.