Home / 247,273.46-370,906.11-78,791.51

Finding the Fourth Proportional to 247,273.46, 370,906.11 and 78,791.51

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Solution

The fourth proportional to 247,273.46, 370,906.11 and 78,791.51 is: 118,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,273.46 : 370,906.11 = 78,791.51 : x
  2. Step 2: Convert to fraction form
    247,273.46/370,906.11 = 78,791.51/x
  3. Step 3: Cross multiply
    247,273.46x = 370,906.11 × 78,791.51
  4. Step 4: Simplify right side
    247,273.46x = 29,224,250,620.60
  5. Step 5: Solve for x
    x = 29,224,250,620.60/247,273.46
  6. Step 6: Final answer
    x = 118,185.96

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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.