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Finding the Fourth Proportional to 79,677.76, 119,497.20 and 32,944

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Solution

The fourth proportional to 79,677.76, 119,497.20 and 32,944 is: 49,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,677.76 : 119,497.20 = 32,944 : x
  2. Step 2: Convert to fraction form
    79,677.76/119,497.20 = 32,944/x
  3. Step 3: Cross multiply
    79,677.76x = 119,497.20 × 32,944
  4. Step 4: Simplify right side
    79,677.76x = 3,936,715,756.80
  5. Step 5: Solve for x
    x = 3,936,715,756.80/79,677.76
  6. Step 6: Final answer
    x = 49,407.96

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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.