Home / 196,781.37-294,791.55-164,811.88

Finding the Fourth Proportional to 196,781.37, 294,791.55 and 164,811.88

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Solution

The fourth proportional to 196,781.37, 294,791.55 and 164,811.88 is: 246,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,781.37 : 294,791.55 = 164,811.88 : x
  2. Step 2: Convert to fraction form
    196,781.37/294,791.55 = 164,811.88/x
  3. Step 3: Cross multiply
    196,781.37x = 294,791.55 × 164,811.88
  4. Step 4: Simplify right side
    196,781.37x = 48,585,148,997.47
  5. Step 5: Solve for x
    x = 48,585,148,997.47/196,781.37
  6. Step 6: Final answer
    x = 246,899.12

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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.