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Finding the Fourth Proportional to 7,181.34, 9,845.59 and 7,050.12

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Solution

The fourth proportional to 7,181.34, 9,845.59 and 7,050.12 is: 9,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.34 : 9,845.59 = 7,050.12 : x
  2. Step 2: Convert to fraction form
    7,181.34/9,845.59 = 7,050.12/x
  3. Step 3: Cross multiply
    7,181.34x = 9,845.59 × 7,050.12
  4. Step 4: Simplify right side
    7,181.34x = 69,412,555.72
  5. Step 5: Solve for x
    x = 69,412,555.72/7,181.34
  6. Step 6: Final answer
    x = 9,665.68

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.