Home / 40,515.18-60,772.83-10,933.03

Finding the Fourth Proportional to 40,515.18, 60,772.83 and 10,933.03

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Solution

The fourth proportional to 40,515.18, 60,772.83 and 10,933.03 is: 16,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.18 : 60,772.83 = 10,933.03 : x
  2. Step 2: Convert to fraction form
    40,515.18/60,772.83 = 10,933.03/x
  3. Step 3: Cross multiply
    40,515.18x = 60,772.83 × 10,933.03
  4. Step 4: Simplify right side
    40,515.18x = 664,431,173.57
  5. Step 5: Solve for x
    x = 664,431,173.57/40,515.18
  6. Step 6: Final answer
    x = 16,399.56

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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.