Home / 196,152.78-294,231.33-146,874.54

Finding the Fourth Proportional to 196,152.78, 294,231.33 and 146,874.54

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Solution

The fourth proportional to 196,152.78, 294,231.33 and 146,874.54 is: 220,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,152.78 : 294,231.33 = 146,874.54 : x
  2. Step 2: Convert to fraction form
    196,152.78/294,231.33 = 146,874.54/x
  3. Step 3: Cross multiply
    196,152.78x = 294,231.33 × 146,874.54
  4. Step 4: Simplify right side
    196,152.78x = 43,215,091,247.34
  5. Step 5: Solve for x
    x = 43,215,091,247.34/196,152.78
  6. Step 6: Final answer
    x = 220,313.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.