Home / 196,129.49-294,351.87-101,387.54

Finding the Fourth Proportional to 196,129.49, 294,351.87 and 101,387.54

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Solution

The fourth proportional to 196,129.49, 294,351.87 and 101,387.54 is: 152,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,129.49 : 294,351.87 = 101,387.54 : x
  2. Step 2: Convert to fraction form
    196,129.49/294,351.87 = 101,387.54/x
  3. Step 3: Cross multiply
    196,129.49x = 294,351.87 × 101,387.54
  4. Step 4: Simplify right side
    196,129.49x = 29,843,610,521.94
  5. Step 5: Solve for x
    x = 29,843,610,521.94/196,129.49
  6. Step 6: Final answer
    x = 152,162.79

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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.