Home / 196,815.36-294,992.16-84,556.32

Finding the Fourth Proportional to 196,815.36, 294,992.16 and 84,556.32

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Solution

The fourth proportional to 196,815.36, 294,992.16 and 84,556.32 is: 126,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,815.36 : 294,992.16 = 84,556.32 : x
  2. Step 2: Convert to fraction form
    196,815.36/294,992.16 = 84,556.32/x
  3. Step 3: Cross multiply
    196,815.36x = 294,992.16 × 84,556.32
  4. Step 4: Simplify right side
    196,815.36x = 24,943,451,478.45
  5. Step 5: Solve for x
    x = 24,943,451,478.45/196,815.36
  6. Step 6: Final answer
    x = 126,735.29

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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.