Home / 196,099.92-294,179.04-90,929.52

Finding the Fourth Proportional to 196,099.92, 294,179.04 and 90,929.52

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Solution

The fourth proportional to 196,099.92, 294,179.04 and 90,929.52 is: 136,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,099.92 : 294,179.04 = 90,929.52 : x
  2. Step 2: Convert to fraction form
    196,099.92/294,179.04 = 90,929.52/x
  3. Step 3: Cross multiply
    196,099.92x = 294,179.04 × 90,929.52
  4. Step 4: Simplify right side
    196,099.92x = 26,749,558,901.26
  5. Step 5: Solve for x
    x = 26,749,558,901.26/196,099.92
  6. Step 6: Final answer
    x = 136,407.80

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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.