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Finding the Fourth Proportional to 79,951.84, 119,916.82 and 23,800.62

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Solution

The fourth proportional to 79,951.84, 119,916.82 and 23,800.62 is: 35,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,951.84 : 119,916.82 = 23,800.62 : x
  2. Step 2: Convert to fraction form
    79,951.84/119,916.82 = 23,800.62/x
  3. Step 3: Cross multiply
    79,951.84x = 119,916.82 × 23,800.62
  4. Step 4: Simplify right side
    79,951.84x = 2,854,094,664.43
  5. Step 5: Solve for x
    x = 2,854,094,664.43/79,951.84
  6. Step 6: Final answer
    x = 35,697.67

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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.