Home / 196,226.20-294,339.30-77,836.60

Finding the Fourth Proportional to 196,226.20, 294,339.30 and 77,836.60

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Solution

The fourth proportional to 196,226.20, 294,339.30 and 77,836.60 is: 116,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,226.20 : 294,339.30 = 77,836.60 : x
  2. Step 2: Convert to fraction form
    196,226.20/294,339.30 = 77,836.60/x
  3. Step 3: Cross multiply
    196,226.20x = 294,339.30 × 77,836.60
  4. Step 4: Simplify right side
    196,226.20x = 22,910,370,358.38
  5. Step 5: Solve for x
    x = 22,910,370,358.38/196,226.20
  6. Step 6: Final answer
    x = 116,754.90

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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.