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Finding the Fourth Proportional to 79,586.80, 119,628.12 and 50,193.52

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Solution

The fourth proportional to 79,586.80, 119,628.12 and 50,193.52 is: 75,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,586.80 : 119,628.12 = 50,193.52 : x
  2. Step 2: Convert to fraction form
    79,586.80/119,628.12 = 50,193.52/x
  3. Step 3: Cross multiply
    79,586.80x = 119,628.12 × 50,193.52
  4. Step 4: Simplify right side
    79,586.80x = 6,004,556,433.78
  5. Step 5: Solve for x
    x = 6,004,556,433.78/79,586.80
  6. Step 6: Final answer
    x = 75,446.64

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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.