Home / 196,679.90-294,997.17-54,535.70

Finding the Fourth Proportional to 196,679.90, 294,997.17 and 54,535.70

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Solution

The fourth proportional to 196,679.90, 294,997.17 and 54,535.70 is: 81,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,679.90 : 294,997.17 = 54,535.70 : x
  2. Step 2: Convert to fraction form
    196,679.90/294,997.17 = 54,535.70/x
  3. Step 3: Cross multiply
    196,679.90x = 294,997.17 × 54,535.70
  4. Step 4: Simplify right side
    196,679.90x = 16,087,877,163.97
  5. Step 5: Solve for x
    x = 16,087,877,163.97/196,679.90
  6. Step 6: Final answer
    x = 81,797.26

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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.