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Finding the Fourth Proportional to 8,950.67, 12,352.08 and 4,972.15

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Solution

The fourth proportional to 8,950.67, 12,352.08 and 4,972.15 is: 6,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.67 : 12,352.08 = 4,972.15 : x
  2. Step 2: Convert to fraction form
    8,950.67/12,352.08 = 4,972.15/x
  3. Step 3: Cross multiply
    8,950.67x = 12,352.08 × 4,972.15
  4. Step 4: Simplify right side
    8,950.67x = 61,416,394.57
  5. Step 5: Solve for x
    x = 61,416,394.57/8,950.67
  6. Step 6: Final answer
    x = 6,861.65

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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.