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Finding the Fourth Proportional to 55,266.99, 82,900.49 and 15,824.27

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Solution

The fourth proportional to 55,266.99, 82,900.49 and 15,824.27 is: 23,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.99 : 82,900.49 = 15,824.27 : x
  2. Step 2: Convert to fraction form
    55,266.99/82,900.49 = 15,824.27/x
  3. Step 3: Cross multiply
    55,266.99x = 82,900.49 × 15,824.27
  4. Step 4: Simplify right side
    55,266.99x = 1,311,839,243.27
  5. Step 5: Solve for x
    x = 1,311,839,243.27/55,266.99
  6. Step 6: Final answer
    x = 23,736.40

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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.