Home / 43,464.50-65,198.12-15,380.69

Finding the Fourth Proportional to 43,464.50, 65,198.12 and 15,380.69

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Solution

The fourth proportional to 43,464.50, 65,198.12 and 15,380.69 is: 23,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,464.50 : 65,198.12 = 15,380.69 : x
  2. Step 2: Convert to fraction form
    43,464.50/65,198.12 = 15,380.69/x
  3. Step 3: Cross multiply
    43,464.50x = 65,198.12 × 15,380.69
  4. Step 4: Simplify right side
    43,464.50x = 1,002,791,669.41
  5. Step 5: Solve for x
    x = 1,002,791,669.41/43,464.50
  6. Step 6: Final answer
    x = 23,071.51

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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.