Home / 73,540.08-110,290.68-20,952.54

Finding the Fourth Proportional to 73,540.08, 110,290.68 and 20,952.54

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Solution

The fourth proportional to 73,540.08, 110,290.68 and 20,952.54 is: 31,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,540.08 : 110,290.68 = 20,952.54 : x
  2. Step 2: Convert to fraction form
    73,540.08/110,290.68 = 20,952.54/x
  3. Step 3: Cross multiply
    73,540.08x = 110,290.68 × 20,952.54
  4. Step 4: Simplify right side
    73,540.08x = 2,310,869,884.33
  5. Step 5: Solve for x
    x = 2,310,869,884.33/73,540.08
  6. Step 6: Final answer
    x = 31,423.27

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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.