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Finding the Fourth Proportional to 8,745.96, 12,069.36 and 4,767.06

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Solution

The fourth proportional to 8,745.96, 12,069.36 and 4,767.06 is: 6,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.96 : 12,069.36 = 4,767.06 : x
  2. Step 2: Convert to fraction form
    8,745.96/12,069.36 = 4,767.06/x
  3. Step 3: Cross multiply
    8,745.96x = 12,069.36 × 4,767.06
  4. Step 4: Simplify right side
    8,745.96x = 57,535,363.28
  5. Step 5: Solve for x
    x = 57,535,363.28/8,745.96
  6. Step 6: Final answer
    x = 6,578.51

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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.