Home / 37,152.91-55,634.22-20,494.43

Finding the Fourth Proportional to 37,152.91, 55,634.22 and 20,494.43

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Solution

The fourth proportional to 37,152.91, 55,634.22 and 20,494.43 is: 30,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152.91 : 55,634.22 = 20,494.43 : x
  2. Step 2: Convert to fraction form
    37,152.91/55,634.22 = 20,494.43/x
  3. Step 3: Cross multiply
    37,152.91x = 55,634.22 × 20,494.43
  4. Step 4: Simplify right side
    37,152.91x = 1,140,191,246.75
  5. Step 5: Solve for x
    x = 1,140,191,246.75/37,152.91
  6. Step 6: Final answer
    x = 30,689.15

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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.