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Finding the Fourth Proportional to 25,586.99, 38,367.11 and 8,052.11

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Solution

The fourth proportional to 25,586.99, 38,367.11 and 8,052.11 is: 12,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.99 : 38,367.11 = 8,052.11 : x
  2. Step 2: Convert to fraction form
    25,586.99/38,367.11 = 8,052.11/x
  3. Step 3: Cross multiply
    25,586.99x = 38,367.11 × 8,052.11
  4. Step 4: Simplify right side
    25,586.99x = 308,935,958.01
  5. Step 5: Solve for x
    x = 308,935,958.01/25,586.99
  6. Step 6: Final answer
    x = 12,073.95

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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.