Home / 193,336.82-289,913.19-79,466.84

Finding the Fourth Proportional to 193,336.82, 289,913.19 and 79,466.84

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Solution

The fourth proportional to 193,336.82, 289,913.19 and 79,466.84 is: 119,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,336.82 : 289,913.19 = 79,466.84 : x
  2. Step 2: Convert to fraction form
    193,336.82/289,913.19 = 79,466.84/x
  3. Step 3: Cross multiply
    193,336.82x = 289,913.19 × 79,466.84
  4. Step 4: Simplify right side
    193,336.82x = 23,038,485,083.62
  5. Step 5: Solve for x
    x = 23,038,485,083.62/193,336.82
  6. Step 6: Final answer
    x = 119,162.43

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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.