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Finding the Fourth Proportional to 79,576.92, 119,380.50 and 23,416.92

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Solution

The fourth proportional to 79,576.92, 119,380.50 and 23,416.92 is: 35,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,576.92 : 119,380.50 = 23,416.92 : x
  2. Step 2: Convert to fraction form
    79,576.92/119,380.50 = 23,416.92/x
  3. Step 3: Cross multiply
    79,576.92x = 119,380.50 × 23,416.92
  4. Step 4: Simplify right side
    79,576.92x = 2,795,523,618.06
  5. Step 5: Solve for x
    x = 2,795,523,618.06/79,576.92
  6. Step 6: Final answer
    x = 35,129.83

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1.5x scale

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.