Home / 196,083.48-294,110.87-111,578.49

Finding the Fourth Proportional to 196,083.48, 294,110.87 and 111,578.49

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Solution

The fourth proportional to 196,083.48, 294,110.87 and 111,578.49 is: 167,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,083.48 : 294,110.87 = 111,578.49 : x
  2. Step 2: Convert to fraction form
    196,083.48/294,110.87 = 111,578.49/x
  3. Step 3: Cross multiply
    196,083.48x = 294,110.87 × 111,578.49
  4. Step 4: Simplify right side
    196,083.48x = 32,816,446,323.55
  5. Step 5: Solve for x
    x = 32,816,446,323.55/196,083.48
  6. Step 6: Final answer
    x = 167,359.56

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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.