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Finding the Fourth Proportional to 8,795.34, 12,135.15 and 5,257.26

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Solution

The fourth proportional to 8,795.34, 12,135.15 and 5,257.26 is: 7,253.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.34 : 12,135.15 = 5,257.26 : x
  2. Step 2: Convert to fraction form
    8,795.34/12,135.15 = 5,257.26/x
  3. Step 3: Cross multiply
    8,795.34x = 12,135.15 × 5,257.26
  4. Step 4: Simplify right side
    8,795.34x = 63,797,638.69
  5. Step 5: Solve for x
    x = 63,797,638.69/8,795.34
  6. Step 6: Final answer
    x = 7,253.57

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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.