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Finding the Fourth Proportional to 35,578.58, 49,096.56 and 19,662.08

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Solution

The fourth proportional to 35,578.58, 49,096.56 and 19,662.08 is: 27,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.58 : 49,096.56 = 19,662.08 : x
  2. Step 2: Convert to fraction form
    35,578.58/49,096.56 = 19,662.08/x
  3. Step 3: Cross multiply
    35,578.58x = 49,096.56 × 19,662.08
  4. Step 4: Simplify right side
    35,578.58x = 965,340,490.44
  5. Step 5: Solve for x
    x = 965,340,490.44/35,578.58
  6. Step 6: Final answer
    x = 27,132.63

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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.