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Finding the Fourth Proportional to 7,967.72, 11,940.82 and 3,034.67

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Solution

The fourth proportional to 7,967.72, 11,940.82 and 3,034.67 is: 4,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,967.72 : 11,940.82 = 3,034.67 : x
  2. Step 2: Convert to fraction form
    7,967.72/11,940.82 = 3,034.67/x
  3. Step 3: Cross multiply
    7,967.72x = 11,940.82 × 3,034.67
  4. Step 4: Simplify right side
    7,967.72x = 36,236,448.23
  5. Step 5: Solve for x
    x = 36,236,448.23/7,967.72
  6. Step 6: Final answer
    x = 4,547.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.