Home / 197,847.45-273,042.87-111,776.58

Finding the Fourth Proportional to 197,847.45, 273,042.87 and 111,776.58

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Solution

The fourth proportional to 197,847.45, 273,042.87 and 111,776.58 is: 154,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,847.45 : 273,042.87 = 111,776.58 : x
  2. Step 2: Convert to fraction form
    197,847.45/273,042.87 = 111,776.58/x
  3. Step 3: Cross multiply
    197,847.45x = 273,042.87 × 111,776.58
  4. Step 4: Simplify right side
    197,847.45x = 30,519,798,201.98
  5. Step 5: Solve for x
    x = 30,519,798,201.98/197,847.45
  6. Step 6: Final answer
    x = 154,259.24

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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.