Home / 196,433.81-294,404.19-83,981.85

Finding the Fourth Proportional to 196,433.81, 294,404.19 and 83,981.85

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Solution

The fourth proportional to 196,433.81, 294,404.19 and 83,981.85 is: 125,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,433.81 : 294,404.19 = 83,981.85 : x
  2. Step 2: Convert to fraction form
    196,433.81/294,404.19 = 83,981.85/x
  3. Step 3: Cross multiply
    196,433.81x = 294,404.19 × 83,981.85
  4. Step 4: Simplify right side
    196,433.81x = 24,724,608,523.95
  5. Step 5: Solve for x
    x = 24,724,608,523.95/196,433.81
  6. Step 6: Final answer
    x = 125,867.38

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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.