Home / 36,439.20-54,683.10-16,707.60

Finding the Fourth Proportional to 36,439.20, 54,683.10 and 16,707.60

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Solution

The fourth proportional to 36,439.20, 54,683.10 and 16,707.60 is: 25,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.20 : 54,683.10 = 16,707.60 : x
  2. Step 2: Convert to fraction form
    36,439.20/54,683.10 = 16,707.60/x
  3. Step 3: Cross multiply
    36,439.20x = 54,683.10 × 16,707.60
  4. Step 4: Simplify right side
    36,439.20x = 913,623,361.56
  5. Step 5: Solve for x
    x = 913,623,361.56/36,439.20
  6. Step 6: Final answer
    x = 25,072.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.