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Finding the Fourth Proportional to 149,940.60, 224,936.10 and 44,770.20

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Solution

The fourth proportional to 149,940.60, 224,936.10 and 44,770.20 is: 67,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,940.60 : 224,936.10 = 44,770.20 : x
  2. Step 2: Convert to fraction form
    149,940.60/224,936.10 = 44,770.20/x
  3. Step 3: Cross multiply
    149,940.60x = 224,936.10 × 44,770.20
  4. Step 4: Simplify right side
    149,940.60x = 10,070,434,184.22
  5. Step 5: Solve for x
    x = 10,070,434,184.22/149,940.60
  6. Step 6: Final answer
    x = 67,162.82

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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.