Home / 43,351.49-65,027.24-12,186.74

Finding the Fourth Proportional to 43,351.49, 65,027.24 and 12,186.74

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Solution

The fourth proportional to 43,351.49, 65,027.24 and 12,186.74 is: 18,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,351.49 : 65,027.24 = 12,186.74 : x
  2. Step 2: Convert to fraction form
    43,351.49/65,027.24 = 12,186.74/x
  3. Step 3: Cross multiply
    43,351.49x = 65,027.24 × 12,186.74
  4. Step 4: Simplify right side
    43,351.49x = 792,470,198.90
  5. Step 5: Solve for x
    x = 792,470,198.90/43,351.49
  6. Step 6: Final answer
    x = 18,280.11

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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.