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Finding the Fourth Proportional to 162,676.26, 243,976.59 and 44,323.92

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Solution

The fourth proportional to 162,676.26, 243,976.59 and 44,323.92 is: 66,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,676.26 : 243,976.59 = 44,323.92 : x
  2. Step 2: Convert to fraction form
    162,676.26/243,976.59 = 44,323.92/x
  3. Step 3: Cross multiply
    162,676.26x = 243,976.59 × 44,323.92
  4. Step 4: Simplify right side
    162,676.26x = 10,813,998,857.03
  5. Step 5: Solve for x
    x = 10,813,998,857.03/162,676.26
  6. Step 6: Final answer
    x = 66,475.58

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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.