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Finding the Fourth Proportional to 27,375.76, 37,779.24 and 16,771.24

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Solution

The fourth proportional to 27,375.76, 37,779.24 and 16,771.24 is: 23,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.76 : 37,779.24 = 16,771.24 : x
  2. Step 2: Convert to fraction form
    27,375.76/37,779.24 = 16,771.24/x
  3. Step 3: Cross multiply
    27,375.76x = 37,779.24 × 16,771.24
  4. Step 4: Simplify right side
    27,375.76x = 633,604,701.06
  5. Step 5: Solve for x
    x = 633,604,701.06/27,375.76
  6. Step 6: Final answer
    x = 23,144.73

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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.