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Finding the Fourth Proportional to 67,267.98, 100,902.10 and 63,157.62

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Solution

The fourth proportional to 67,267.98, 100,902.10 and 63,157.62 is: 94,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,267.98 : 100,902.10 = 63,157.62 : x
  2. Step 2: Convert to fraction form
    67,267.98/100,902.10 = 63,157.62/x
  3. Step 3: Cross multiply
    67,267.98x = 100,902.10 × 63,157.62
  4. Step 4: Simplify right side
    67,267.98x = 6,372,735,668.70
  5. Step 5: Solve for x
    x = 6,372,735,668.70/67,267.98
  6. Step 6: Final answer
    x = 94,736.54

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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.