Home / 197,956.32-273,227.28-113,122.88

Finding the Fourth Proportional to 197,956.32, 273,227.28 and 113,122.88

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Solution

The fourth proportional to 197,956.32, 273,227.28 and 113,122.88 is: 156,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,956.32 : 273,227.28 = 113,122.88 : x
  2. Step 2: Convert to fraction form
    197,956.32/273,227.28 = 113,122.88/x
  3. Step 3: Cross multiply
    197,956.32x = 273,227.28 × 113,122.88
  4. Step 4: Simplify right side
    197,956.32x = 30,908,256,808.17
  5. Step 5: Solve for x
    x = 30,908,256,808.17/197,956.32
  6. Step 6: Final answer
    x = 156,136.75

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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.