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Finding the Fourth Proportional to 7,383.89, 10,191.35 and 4,241.81

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Solution

The fourth proportional to 7,383.89, 10,191.35 and 4,241.81 is: 5,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.89 : 10,191.35 = 4,241.81 : x
  2. Step 2: Convert to fraction form
    7,383.89/10,191.35 = 4,241.81/x
  3. Step 3: Cross multiply
    7,383.89x = 10,191.35 × 4,241.81
  4. Step 4: Simplify right side
    7,383.89x = 43,229,770.34
  5. Step 5: Solve for x
    x = 43,229,770.34/7,383.89
  6. Step 6: Final answer
    x = 5,854.61

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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.