Home / 196,513.05-270,913.41-166,176.66

Finding the Fourth Proportional to 196,513.05, 270,913.41 and 166,176.66

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Solution

The fourth proportional to 196,513.05, 270,913.41 and 166,176.66 is: 229,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,513.05 : 270,913.41 = 166,176.66 : x
  2. Step 2: Convert to fraction form
    196,513.05/270,913.41 = 166,176.66/x
  3. Step 3: Cross multiply
    196,513.05x = 270,913.41 × 166,176.66
  4. Step 4: Simplify right side
    196,513.05x = 45,019,485,623.01
  5. Step 5: Solve for x
    x = 45,019,485,623.01/196,513.05
  6. Step 6: Final answer
    x = 229,091.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.