Home / 196,035.78-294,018.42-51,942.60

Finding the Fourth Proportional to 196,035.78, 294,018.42 and 51,942.60

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Solution

The fourth proportional to 196,035.78, 294,018.42 and 51,942.60 is: 77,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,035.78 : 294,018.42 = 51,942.60 : x
  2. Step 2: Convert to fraction form
    196,035.78/294,018.42 = 51,942.60/x
  3. Step 3: Cross multiply
    196,035.78x = 294,018.42 × 51,942.60
  4. Step 4: Simplify right side
    196,035.78x = 15,272,081,182.69
  5. Step 5: Solve for x
    x = 15,272,081,182.69/196,035.78
  6. Step 6: Final answer
    x = 77,904.56

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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.