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Finding the Fourth Proportional to 37,759.88, 52,103.58 and 21,838.52

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Solution

The fourth proportional to 37,759.88, 52,103.58 and 21,838.52 is: 30,134.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,759.88 : 52,103.58 = 21,838.52 : x
  2. Step 2: Convert to fraction form
    37,759.88/52,103.58 = 21,838.52/x
  3. Step 3: Cross multiply
    37,759.88x = 52,103.58 × 21,838.52
  4. Step 4: Simplify right side
    37,759.88x = 1,137,865,073.90
  5. Step 5: Solve for x
    x = 1,137,865,073.90/37,759.88
  6. Step 6: Final answer
    x = 30,134.23

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