Home / 196,791.28-295,273.64-103,274.48

Finding the Fourth Proportional to 196,791.28, 295,273.64 and 103,274.48

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Solution

The fourth proportional to 196,791.28, 295,273.64 and 103,274.48 is: 154,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,791.28 : 295,273.64 = 103,274.48 : x
  2. Step 2: Convert to fraction form
    196,791.28/295,273.64 = 103,274.48/x
  3. Step 3: Cross multiply
    196,791.28x = 295,273.64 × 103,274.48
  4. Step 4: Simplify right side
    196,791.28x = 30,494,231,628.71
  5. Step 5: Solve for x
    x = 30,494,231,628.71/196,791.28
  6. Step 6: Final answer
    x = 154,957.23

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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.