Home / 197,836.08-273,108.40-112,936.74

Finding the Fourth Proportional to 197,836.08, 273,108.40 and 112,936.74

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Solution

The fourth proportional to 197,836.08, 273,108.40 and 112,936.74 is: 155,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,836.08 : 273,108.40 = 112,936.74 : x
  2. Step 2: Convert to fraction form
    197,836.08/273,108.40 = 112,936.74/x
  3. Step 3: Cross multiply
    197,836.08x = 273,108.40 × 112,936.74
  4. Step 4: Simplify right side
    197,836.08x = 30,843,972,362.62
  5. Step 5: Solve for x
    x = 30,843,972,362.62/197,836.08
  6. Step 6: Final answer
    x = 155,906.71

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1.5x scale

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.