Home / 196,049.92-294,104.04-90,879.52

Finding the Fourth Proportional to 196,049.92, 294,104.04 and 90,879.52

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Solution

The fourth proportional to 196,049.92, 294,104.04 and 90,879.52 is: 136,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,049.92 : 294,104.04 = 90,879.52 : x
  2. Step 2: Convert to fraction form
    196,049.92/294,104.04 = 90,879.52/x
  3. Step 3: Cross multiply
    196,049.92x = 294,104.04 × 90,879.52
  4. Step 4: Simplify right side
    196,049.92x = 26,728,033,985.26
  5. Step 5: Solve for x
    x = 26,728,033,985.26/196,049.92
  6. Step 6: Final answer
    x = 136,332.80

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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.