Home / 37,135.53-55,694.20-20,250.34

Finding the Fourth Proportional to 37,135.53, 55,694.20 and 20,250.34

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Solution

The fourth proportional to 37,135.53, 55,694.20 and 20,250.34 is: 30,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,135.53 : 55,694.20 = 20,250.34 : x
  2. Step 2: Convert to fraction form
    37,135.53/55,694.20 = 20,250.34/x
  3. Step 3: Cross multiply
    37,135.53x = 55,694.20 × 20,250.34
  4. Step 4: Simplify right side
    37,135.53x = 1,127,826,391.09
  5. Step 5: Solve for x
    x = 1,127,826,391.09/37,135.53
  6. Step 6: Final answer
    x = 30,370.55

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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.