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Finding the Fourth Proportional to 34,797.78, 52,185.72 and 11,418.78

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Solution

The fourth proportional to 34,797.78, 52,185.72 and 11,418.78 is: 17,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,797.78 : 52,185.72 = 11,418.78 : x
  2. Step 2: Convert to fraction form
    34,797.78/52,185.72 = 11,418.78/x
  3. Step 3: Cross multiply
    34,797.78x = 52,185.72 × 11,418.78
  4. Step 4: Simplify right side
    34,797.78x = 595,897,255.82
  5. Step 5: Solve for x
    x = 595,897,255.82/34,797.78
  6. Step 6: Final answer
    x = 17,124.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.