Home / 197,046.92-271,923.06-107,621

Finding the Fourth Proportional to 197,046.92, 271,923.06 and 107,621

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Solution

The fourth proportional to 197,046.92, 271,923.06 and 107,621 is: 148,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,046.92 : 271,923.06 = 107,621 : x
  2. Step 2: Convert to fraction form
    197,046.92/271,923.06 = 107,621/x
  3. Step 3: Cross multiply
    197,046.92x = 271,923.06 × 107,621
  4. Step 4: Simplify right side
    197,046.92x = 29,264,631,640.26
  5. Step 5: Solve for x
    x = 29,264,631,640.26/197,046.92
  6. Step 6: Final answer
    x = 148,516.06

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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.