Home / 43,834.68-65,761.74-12,667.56

Finding the Fourth Proportional to 43,834.68, 65,761.74 and 12,667.56

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Solution

The fourth proportional to 43,834.68, 65,761.74 and 12,667.56 is: 19,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.68 : 65,761.74 = 12,667.56 : x
  2. Step 2: Convert to fraction form
    43,834.68/65,761.74 = 12,667.56/x
  3. Step 3: Cross multiply
    43,834.68x = 65,761.74 × 12,667.56
  4. Step 4: Simplify right side
    43,834.68x = 833,040,787.15
  5. Step 5: Solve for x
    x = 833,040,787.15/43,834.68
  6. Step 6: Final answer
    x = 19,004.15

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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.