Home / 197,855.46-273,053.92-111,784.58

Finding the Fourth Proportional to 197,855.46, 273,053.92 and 111,784.58

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Solution

The fourth proportional to 197,855.46, 273,053.92 and 111,784.58 is: 154,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,855.46 : 273,053.92 = 111,784.58 : x
  2. Step 2: Convert to fraction form
    197,855.46/273,053.92 = 111,784.58/x
  3. Step 3: Cross multiply
    197,855.46x = 273,053.92 × 111,784.58
  4. Step 4: Simplify right side
    197,855.46x = 30,523,217,764.55
  5. Step 5: Solve for x
    x = 30,523,217,764.55/197,855.46
  6. Step 6: Final answer
    x = 154,270.28

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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.