Home / 196,400.26-294,729.58-107,716.04

Finding the Fourth Proportional to 196,400.26, 294,729.58 and 107,716.04

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Solution

The fourth proportional to 196,400.26, 294,729.58 and 107,716.04 is: 161,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,400.26 : 294,729.58 = 107,716.04 : x
  2. Step 2: Convert to fraction form
    196,400.26/294,729.58 = 107,716.04/x
  3. Step 3: Cross multiply
    196,400.26x = 294,729.58 × 107,716.04
  4. Step 4: Simplify right side
    196,400.26x = 31,747,103,228.46
  5. Step 5: Solve for x
    x = 31,747,103,228.46/196,400.26
  6. Step 6: Final answer
    x = 161,644.91

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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.