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Finding the Fourth Proportional to 236,469.27, 354,754.58 and 67,988.10

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Solution

The fourth proportional to 236,469.27, 354,754.58 and 67,988.10 is: 101,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,469.27 : 354,754.58 = 67,988.10 : x
  2. Step 2: Convert to fraction form
    236,469.27/354,754.58 = 67,988.10/x
  3. Step 3: Cross multiply
    236,469.27x = 354,754.58 × 67,988.10
  4. Step 4: Simplify right side
    236,469.27x = 24,119,089,520.56
  5. Step 5: Solve for x
    x = 24,119,089,520.56/236,469.27
  6. Step 6: Final answer
    x = 101,996.72

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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.