Home / 36,163.10-54,244.65-20,611.10

Finding the Fourth Proportional to 36,163.10, 54,244.65 and 20,611.10

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Solution

The fourth proportional to 36,163.10, 54,244.65 and 20,611.10 is: 30,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.10 : 54,244.65 = 20,611.10 : x
  2. Step 2: Convert to fraction form
    36,163.10/54,244.65 = 20,611.10/x
  3. Step 3: Cross multiply
    36,163.10x = 54,244.65 × 20,611.10
  4. Step 4: Simplify right side
    36,163.10x = 1,118,041,905.62
  5. Step 5: Solve for x
    x = 1,118,041,905.62/36,163.10
  6. Step 6: Final answer
    x = 30,916.65

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Similar ratio
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1.5x scale

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.