Home / 37,738.88-52,080.12-20,743.01

Finding the Fourth Proportional to 37,738.88, 52,080.12 and 20,743.01

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Solution

The fourth proportional to 37,738.88, 52,080.12 and 20,743.01 is: 28,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,738.88 : 52,080.12 = 20,743.01 : x
  2. Step 2: Convert to fraction form
    37,738.88/52,080.12 = 20,743.01/x
  3. Step 3: Cross multiply
    37,738.88x = 52,080.12 × 20,743.01
  4. Step 4: Simplify right side
    37,738.88x = 1,080,298,447.47
  5. Step 5: Solve for x
    x = 1,080,298,447.47/37,738.88
  6. Step 6: Final answer
    x = 28,625.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.