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Finding the Fourth Proportional to 18,052.50, 24,912.63 and 10,882.80

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Solution

The fourth proportional to 18,052.50, 24,912.63 and 10,882.80 is: 15,018.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052.50 : 24,912.63 = 10,882.80 : x
  2. Step 2: Convert to fraction form
    18,052.50/24,912.63 = 10,882.80/x
  3. Step 3: Cross multiply
    18,052.50x = 24,912.63 × 10,882.80
  4. Step 4: Simplify right side
    18,052.50x = 271,119,169.76
  5. Step 5: Solve for x
    x = 271,119,169.76/18,052.50
  6. Step 6: Final answer
    x = 15,018.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.