Home / 37,078.86-51,168.88-20,083.14

Finding the Fourth Proportional to 37,078.86, 51,168.88 and 20,083.14

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Solution

The fourth proportional to 37,078.86, 51,168.88 and 20,083.14 is: 27,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078.86 : 51,168.88 = 20,083.14 : x
  2. Step 2: Convert to fraction form
    37,078.86/51,168.88 = 20,083.14/x
  3. Step 3: Cross multiply
    37,078.86x = 51,168.88 × 20,083.14
  4. Step 4: Simplify right side
    37,078.86x = 1,027,631,780.68
  5. Step 5: Solve for x
    x = 1,027,631,780.68/37,078.86
  6. Step 6: Final answer
    x = 27,714.76

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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.