Home / 196,204.36-294,047.31-71,425.48

Finding the Fourth Proportional to 196,204.36, 294,047.31 and 71,425.48

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Solution

The fourth proportional to 196,204.36, 294,047.31 and 71,425.48 is: 107,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,204.36 : 294,047.31 = 71,425.48 : x
  2. Step 2: Convert to fraction form
    196,204.36/294,047.31 = 71,425.48/x
  3. Step 3: Cross multiply
    196,204.36x = 294,047.31 × 71,425.48
  4. Step 4: Simplify right side
    196,204.36x = 21,002,470,259.46
  5. Step 5: Solve for x
    x = 21,002,470,259.46/196,204.36
  6. Step 6: Final answer
    x = 107,043.85

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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.