Home / 37,135.44-55,684.89-12,170.88

Finding the Fourth Proportional to 37,135.44, 55,684.89 and 12,170.88

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Solution

The fourth proportional to 37,135.44, 55,684.89 and 12,170.88 is: 18,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,135.44 : 55,684.89 = 12,170.88 : x
  2. Step 2: Convert to fraction form
    37,135.44/55,684.89 = 12,170.88/x
  3. Step 3: Cross multiply
    37,135.44x = 55,684.89 × 12,170.88
  4. Step 4: Simplify right side
    37,135.44x = 677,734,114.00
  5. Step 5: Solve for x
    x = 677,734,114.00/37,135.44
  6. Step 6: Final answer
    x = 18,250.33

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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.