Home / 43,487.27-65,255.51-18,524.72

Finding the Fourth Proportional to 43,487.27, 65,255.51 and 18,524.72

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Solution

The fourth proportional to 43,487.27, 65,255.51 and 18,524.72 is: 27,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,487.27 : 65,255.51 = 18,524.72 : x
  2. Step 2: Convert to fraction form
    43,487.27/65,255.51 = 18,524.72/x
  3. Step 3: Cross multiply
    43,487.27x = 65,255.51 × 18,524.72
  4. Step 4: Simplify right side
    43,487.27x = 1,208,839,771.24
  5. Step 5: Solve for x
    x = 1,208,839,771.24/43,487.27
  6. Step 6: Final answer
    x = 27,797.56

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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.