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Finding the Fourth Proportional to 60,940.68, 91,367.82 and 23,469.54

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Solution

The fourth proportional to 60,940.68, 91,367.82 and 23,469.54 is: 35,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,940.68 : 91,367.82 = 23,469.54 : x
  2. Step 2: Convert to fraction form
    60,940.68/91,367.82 = 23,469.54/x
  3. Step 3: Cross multiply
    60,940.68x = 91,367.82 × 23,469.54
  4. Step 4: Simplify right side
    60,940.68x = 2,144,360,706.20
  5. Step 5: Solve for x
    x = 2,144,360,706.20/60,940.68
  6. Step 6: Final answer
    x = 35,187.67

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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.