Home / 49,021.20-73,422.45-40,273.20

Finding the Fourth Proportional to 49,021.20, 73,422.45 and 40,273.20

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Solution

The fourth proportional to 49,021.20, 73,422.45 and 40,273.20 is: 60,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.20 : 73,422.45 = 40,273.20 : x
  2. Step 2: Convert to fraction form
    49,021.20/73,422.45 = 40,273.20/x
  3. Step 3: Cross multiply
    49,021.20x = 73,422.45 × 40,273.20
  4. Step 4: Simplify right side
    49,021.20x = 2,956,957,013.34
  5. Step 5: Solve for x
    x = 2,956,957,013.34/49,021.20
  6. Step 6: Final answer
    x = 60,319.96

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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.