Home / 197,836.69-273,028.02-111,765.82

Finding the Fourth Proportional to 197,836.69, 273,028.02 and 111,765.82

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Solution

The fourth proportional to 197,836.69, 273,028.02 and 111,765.82 is: 154,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,836.69 : 273,028.02 = 111,765.82 : x
  2. Step 2: Convert to fraction form
    197,836.69/273,028.02 = 111,765.82/x
  3. Step 3: Cross multiply
    197,836.69x = 273,028.02 × 111,765.82
  4. Step 4: Simplify right side
    197,836.69x = 30,515,199,173.14
  5. Step 5: Solve for x
    x = 30,515,199,173.14/197,836.69
  6. Step 6: Final answer
    x = 154,244.39

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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.