Home / 197,836.12-273,013.47-107,194.54

Finding the Fourth Proportional to 197,836.12, 273,013.47 and 107,194.54

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Solution

The fourth proportional to 197,836.12, 273,013.47 and 107,194.54 is: 147,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,836.12 : 273,013.47 = 107,194.54 : x
  2. Step 2: Convert to fraction form
    197,836.12/273,013.47 = 107,194.54/x
  3. Step 3: Cross multiply
    197,836.12x = 273,013.47 × 107,194.54
  4. Step 4: Simplify right side
    197,836.12x = 29,265,551,781.93
  5. Step 5: Solve for x
    x = 29,265,551,781.93/197,836.12
  6. Step 6: Final answer
    x = 147,928.26

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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.