Home / 49,004.19-73,474.70-20,942.55

Finding the Fourth Proportional to 49,004.19, 73,474.70 and 20,942.55

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Solution

The fourth proportional to 49,004.19, 73,474.70 and 20,942.55 is: 31,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,004.19 : 73,474.70 = 20,942.55 : x
  2. Step 2: Convert to fraction form
    49,004.19/73,474.70 = 20,942.55/x
  3. Step 3: Cross multiply
    49,004.19x = 73,474.70 × 20,942.55
  4. Step 4: Simplify right side
    49,004.19x = 1,538,747,473.77
  5. Step 5: Solve for x
    x = 1,538,747,473.77/49,004.19
  6. Step 6: Final answer
    x = 31,400.32

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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.