Home / 43,826.92-65,743.98-12,662.44

Finding the Fourth Proportional to 43,826.92, 65,743.98 and 12,662.44

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Solution

The fourth proportional to 43,826.92, 65,743.98 and 12,662.44 is: 18,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,826.92 : 65,743.98 = 12,662.44 : x
  2. Step 2: Convert to fraction form
    43,826.92/65,743.98 = 12,662.44/x
  3. Step 3: Cross multiply
    43,826.92x = 65,743.98 × 12,662.44
  4. Step 4: Simplify right side
    43,826.92x = 832,479,202.11
  5. Step 5: Solve for x
    x = 832,479,202.11/43,826.92
  6. Step 6: Final answer
    x = 18,994.70

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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.