Home / 48,398.88-66,790.86-27,180.12

Finding the Fourth Proportional to 48,398.88, 66,790.86 and 27,180.12

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Solution

The fourth proportional to 48,398.88, 66,790.86 and 27,180.12 is: 37,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,398.88 : 66,790.86 = 27,180.12 : x
  2. Step 2: Convert to fraction form
    48,398.88/66,790.86 = 27,180.12/x
  3. Step 3: Cross multiply
    48,398.88x = 66,790.86 × 27,180.12
  4. Step 4: Simplify right side
    48,398.88x = 1,815,383,589.70
  5. Step 5: Solve for x
    x = 1,815,383,589.70/48,398.88
  6. Step 6: Final answer
    x = 37,508.79

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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.