Home / 196,339.19-294,340.11-68,238.83

Finding the Fourth Proportional to 196,339.19, 294,340.11 and 68,238.83

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Solution

The fourth proportional to 196,339.19, 294,340.11 and 68,238.83 is: 102,299.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,339.19 : 294,340.11 = 68,238.83 : x
  2. Step 2: Convert to fraction form
    196,339.19/294,340.11 = 68,238.83/x
  3. Step 3: Cross multiply
    196,339.19x = 294,340.11 × 68,238.83
  4. Step 4: Simplify right side
    196,339.19x = 20,085,424,728.47
  5. Step 5: Solve for x
    x = 20,085,424,728.47/196,339.19
  6. Step 6: Final answer
    x = 102,299.62

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1.5x scale

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.