Home / 196,849.80-294,837.30-161,857.80

Finding the Fourth Proportional to 196,849.80, 294,837.30 and 161,857.80

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Solution

The fourth proportional to 196,849.80, 294,837.30 and 161,857.80 is: 242,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,849.80 : 294,837.30 = 161,857.80 : x
  2. Step 2: Convert to fraction form
    196,849.80/294,837.30 = 161,857.80/x
  3. Step 3: Cross multiply
    196,849.80x = 294,837.30 × 161,857.80
  4. Step 4: Simplify right side
    196,849.80x = 47,721,716,735.94
  5. Step 5: Solve for x
    x = 47,721,716,735.94/196,849.80
  6. Step 6: Final answer
    x = 242,427.05

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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.