Home / 196,355.97-294,496.35-54,165.87

Finding the Fourth Proportional to 196,355.97, 294,496.35 and 54,165.87

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Solution

The fourth proportional to 196,355.97, 294,496.35 and 54,165.87 is: 81,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,355.97 : 294,496.35 = 54,165.87 : x
  2. Step 2: Convert to fraction form
    196,355.97/294,496.35 = 54,165.87/x
  3. Step 3: Cross multiply
    196,355.97x = 294,496.35 × 54,165.87
  4. Step 4: Simplify right side
    196,355.97x = 15,951,651,009.57
  5. Step 5: Solve for x
    x = 15,951,651,009.57/196,355.97
  6. Step 6: Final answer
    x = 81,238.43

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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.