Home / 37,736.73-52,078.05-20,742.53

Finding the Fourth Proportional to 37,736.73, 52,078.05 and 20,742.53

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Solution

The fourth proportional to 37,736.73, 52,078.05 and 20,742.53 is: 28,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,736.73 : 52,078.05 = 20,742.53 : x
  2. Step 2: Convert to fraction form
    37,736.73/52,078.05 = 20,742.53/x
  3. Step 3: Cross multiply
    37,736.73x = 52,078.05 × 20,742.53
  4. Step 4: Simplify right side
    37,736.73x = 1,080,230,514.47
  5. Step 5: Solve for x
    x = 1,080,230,514.47/37,736.73
  6. Step 6: Final answer
    x = 28,625.44

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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.