Home / 38,503.20-57,651.12-27,942.96

Finding the Fourth Proportional to 38,503.20, 57,651.12 and 27,942.96

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Solution

The fourth proportional to 38,503.20, 57,651.12 and 27,942.96 is: 41,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.20 : 57,651.12 = 27,942.96 : x
  2. Step 2: Convert to fraction form
    38,503.20/57,651.12 = 27,942.96/x
  3. Step 3: Cross multiply
    38,503.20x = 57,651.12 × 27,942.96
  4. Step 4: Simplify right side
    38,503.20x = 1,610,942,940.12
  5. Step 5: Solve for x
    x = 1,610,942,940.12/38,503.20
  6. Step 6: Final answer
    x = 41,839.20

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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.