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Finding the Fourth Proportional to 22,611.88, 33,936.54 and 11,526.76

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Solution

The fourth proportional to 22,611.88, 33,936.54 and 11,526.76 is: 17,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.88 : 33,936.54 = 11,526.76 : x
  2. Step 2: Convert to fraction form
    22,611.88/33,936.54 = 11,526.76/x
  3. Step 3: Cross multiply
    22,611.88x = 33,936.54 × 11,526.76
  4. Step 4: Simplify right side
    22,611.88x = 391,178,351.81
  5. Step 5: Solve for x
    x = 391,178,351.81/22,611.88
  6. Step 6: Final answer
    x = 17,299.68

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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.