Home / 197,039.96-271,916.94-112,162.52

Finding the Fourth Proportional to 197,039.96, 271,916.94 and 112,162.52

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Solution

The fourth proportional to 197,039.96, 271,916.94 and 112,162.52 is: 154,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,039.96 : 271,916.94 = 112,162.52 : x
  2. Step 2: Convert to fraction form
    197,039.96/271,916.94 = 112,162.52/x
  3. Step 3: Cross multiply
    197,039.96x = 271,916.94 × 112,162.52
  4. Step 4: Simplify right side
    197,039.96x = 30,498,889,221.09
  5. Step 5: Solve for x
    x = 30,498,889,221.09/197,039.96
  6. Step 6: Final answer
    x = 154,785.30

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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.