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Finding the Fourth Proportional to 5,137.55, 7,094.61 and 3,781.27

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Solution

The fourth proportional to 5,137.55, 7,094.61 and 3,781.27 is: 5,221.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.55 : 7,094.61 = 3,781.27 : x
  2. Step 2: Convert to fraction form
    5,137.55/7,094.61 = 3,781.27/x
  3. Step 3: Cross multiply
    5,137.55x = 7,094.61 × 3,781.27
  4. Step 4: Simplify right side
    5,137.55x = 26,826,615.55
  5. Step 5: Solve for x
    x = 26,826,615.55/5,137.55
  6. Step 6: Final answer
    x = 5,221.67

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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.