Home / 196,239.20-294,361.50-55,997.80

Finding the Fourth Proportional to 196,239.20, 294,361.50 and 55,997.80

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Solution

The fourth proportional to 196,239.20, 294,361.50 and 55,997.80 is: 83,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,239.20 : 294,361.50 = 55,997.80 : x
  2. Step 2: Convert to fraction form
    196,239.20/294,361.50 = 55,997.80/x
  3. Step 3: Cross multiply
    196,239.20x = 294,361.50 × 55,997.80
  4. Step 4: Simplify right side
    196,239.20x = 16,483,596,404.70
  5. Step 5: Solve for x
    x = 16,483,596,404.70/196,239.20
  6. Step 6: Final answer
    x = 83,997.47

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1.5x scale

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.