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Finding the Fourth Proportional to 27,281.88, 37,646.37 and 16,682.22

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Solution

The fourth proportional to 27,281.88, 37,646.37 and 16,682.22 is: 23,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,281.88 : 37,646.37 = 16,682.22 : x
  2. Step 2: Convert to fraction form
    27,281.88/37,646.37 = 16,682.22/x
  3. Step 3: Cross multiply
    27,281.88x = 37,646.37 × 16,682.22
  4. Step 4: Simplify right side
    27,281.88x = 628,025,026.54
  5. Step 5: Solve for x
    x = 628,025,026.54/27,281.88
  6. Step 6: Final answer
    x = 23,019.86

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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.