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Finding the Fourth Proportional to 152,679.70, 228,912.24 and 67,250.01

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Solution

The fourth proportional to 152,679.70, 228,912.24 and 67,250.01 is: 100,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,679.70 : 228,912.24 = 67,250.01 : x
  2. Step 2: Convert to fraction form
    152,679.70/228,912.24 = 67,250.01/x
  3. Step 3: Cross multiply
    152,679.70x = 228,912.24 × 67,250.01
  4. Step 4: Simplify right side
    152,679.70x = 15,394,351,539.73
  5. Step 5: Solve for x
    x = 15,394,351,539.73/152,679.70
  6. Step 6: Final answer
    x = 100,827.76

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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.