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Finding the Fourth Proportional to 37,527.88, 51,788.49 and 21,611.99

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Solution

The fourth proportional to 37,527.88, 51,788.49 and 21,611.99 is: 29,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,527.88 : 51,788.49 = 21,611.99 : x
  2. Step 2: Convert to fraction form
    37,527.88/51,788.49 = 21,611.99/x
  3. Step 3: Cross multiply
    37,527.88x = 51,788.49 × 21,611.99
  4. Step 4: Simplify right side
    37,527.88x = 1,119,252,328.00
  5. Step 5: Solve for x
    x = 1,119,252,328.00/37,527.88
  6. Step 6: Final answer
    x = 29,824.56

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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.