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Finding the Fourth Proportional to 79,522.99, 119,532.44 and 50,129.71

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Solution

The fourth proportional to 79,522.99, 119,532.44 and 50,129.71 is: 75,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,522.99 : 119,532.44 = 50,129.71 : x
  2. Step 2: Convert to fraction form
    79,522.99/119,532.44 = 50,129.71/x
  3. Step 3: Cross multiply
    79,522.99x = 119,532.44 × 50,129.71
  4. Step 4: Simplify right side
    79,522.99x = 5,992,126,302.14
  5. Step 5: Solve for x
    x = 5,992,126,302.14/79,522.99
  6. Step 6: Final answer
    x = 75,350.87

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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.