Home / 197,951.61-273,176.64-113,069.28

Finding the Fourth Proportional to 197,951.61, 273,176.64 and 113,069.28

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Solution

The fourth proportional to 197,951.61, 273,176.64 and 113,069.28 is: 156,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,951.61 : 273,176.64 = 113,069.28 : x
  2. Step 2: Convert to fraction form
    197,951.61/273,176.64 = 113,069.28/x
  3. Step 3: Cross multiply
    197,951.61x = 273,176.64 × 113,069.28
  4. Step 4: Simplify right side
    197,951.61x = 30,887,885,997.62
  5. Step 5: Solve for x
    x = 30,887,885,997.62/197,951.61
  6. Step 6: Final answer
    x = 156,037.56

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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.