Home / 227,640.66-339,772.80-197,109.54

Finding the Fourth Proportional to 227,640.66, 339,772.80 and 197,109.54

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Solution

The fourth proportional to 227,640.66, 339,772.80 and 197,109.54 is: 294,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,640.66 : 339,772.80 = 197,109.54 : x
  2. Step 2: Convert to fraction form
    227,640.66/339,772.80 = 197,109.54/x
  3. Step 3: Cross multiply
    227,640.66x = 339,772.80 × 197,109.54
  4. Step 4: Simplify right side
    227,640.66x = 66,972,460,312.51
  5. Step 5: Solve for x
    x = 66,972,460,312.51/227,640.66
  6. Step 6: Final answer
    x = 294,202.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.