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Finding the Fourth Proportional to 5,886.75, 8,123.81 and 3,234.21

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Solution

The fourth proportional to 5,886.75, 8,123.81 and 3,234.21 is: 4,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.75 : 8,123.81 = 3,234.21 : x
  2. Step 2: Convert to fraction form
    5,886.75/8,123.81 = 3,234.21/x
  3. Step 3: Cross multiply
    5,886.75x = 8,123.81 × 3,234.21
  4. Step 4: Simplify right side
    5,886.75x = 26,274,091.37
  5. Step 5: Solve for x
    x = 26,274,091.37/5,886.75
  6. Step 6: Final answer
    x = 4,463.26

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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.