Home / 48,481.64-72,729.75-15,194.30

Finding the Fourth Proportional to 48,481.64, 72,729.75 and 15,194.30

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Solution

The fourth proportional to 48,481.64, 72,729.75 and 15,194.30 is: 22,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,481.64 : 72,729.75 = 15,194.30 : x
  2. Step 2: Convert to fraction form
    48,481.64/72,729.75 = 15,194.30/x
  3. Step 3: Cross multiply
    48,481.64x = 72,729.75 × 15,194.30
  4. Step 4: Simplify right side
    48,481.64x = 1,105,077,640.43
  5. Step 5: Solve for x
    x = 1,105,077,640.43/48,481.64
  6. Step 6: Final answer
    x = 22,793.73

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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.