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Finding the Fourth Proportional to 35,576.72, 49,095.36 and 19,661.43

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Solution

The fourth proportional to 35,576.72, 49,095.36 and 19,661.43 is: 27,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.72 : 49,095.36 = 19,661.43 : x
  2. Step 2: Convert to fraction form
    35,576.72/49,095.36 = 19,661.43/x
  3. Step 3: Cross multiply
    35,576.72x = 49,095.36 × 19,661.43
  4. Step 4: Simplify right side
    35,576.72x = 965,284,983.96
  5. Step 5: Solve for x
    x = 965,284,983.96/35,576.72
  6. Step 6: Final answer
    x = 27,132.49

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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.