Home / 43,371.29-65,056.94-12,206.54

Finding the Fourth Proportional to 43,371.29, 65,056.94 and 12,206.54

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Solution

The fourth proportional to 43,371.29, 65,056.94 and 12,206.54 is: 18,309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,371.29 : 65,056.94 = 12,206.54 : x
  2. Step 2: Convert to fraction form
    43,371.29/65,056.94 = 12,206.54/x
  3. Step 3: Cross multiply
    43,371.29x = 65,056.94 × 12,206.54
  4. Step 4: Simplify right side
    43,371.29x = 794,120,140.39
  5. Step 5: Solve for x
    x = 794,120,140.39/43,371.29
  6. Step 6: Final answer
    x = 18,309.81

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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.