Home / 37,080.24-55,615.73-12,118.20

Finding the Fourth Proportional to 37,080.24, 55,615.73 and 12,118.20

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Solution

The fourth proportional to 37,080.24, 55,615.73 and 12,118.20 is: 18,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.24 : 55,615.73 = 12,118.20 : x
  2. Step 2: Convert to fraction form
    37,080.24/55,615.73 = 12,118.20/x
  3. Step 3: Cross multiply
    37,080.24x = 55,615.73 × 12,118.20
  4. Step 4: Simplify right side
    37,080.24x = 673,962,478.70
  5. Step 5: Solve for x
    x = 673,962,478.70/37,080.24
  6. Step 6: Final answer
    x = 18,175.79

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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.