Home / 161,992.65-223,351.26-133,211.73

Finding the Fourth Proportional to 161,992.65, 223,351.26 and 133,211.73

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Solution

The fourth proportional to 161,992.65, 223,351.26 and 133,211.73 is: 183,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,992.65 : 223,351.26 = 133,211.73 : x
  2. Step 2: Convert to fraction form
    161,992.65/223,351.26 = 133,211.73/x
  3. Step 3: Cross multiply
    161,992.65x = 223,351.26 × 133,211.73
  4. Step 4: Simplify right side
    161,992.65x = 29,753,007,742.28
  5. Step 5: Solve for x
    x = 29,753,007,742.28/161,992.65
  6. Step 6: Final answer
    x = 183,668.87

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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.