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Finding the Fourth Proportional to 9,519.42, 13,136.07 and 5,327.10

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Solution

The fourth proportional to 9,519.42, 13,136.07 and 5,327.10 is: 7,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.42 : 13,136.07 = 5,327.10 : x
  2. Step 2: Convert to fraction form
    9,519.42/13,136.07 = 5,327.10/x
  3. Step 3: Cross multiply
    9,519.42x = 13,136.07 × 5,327.10
  4. Step 4: Simplify right side
    9,519.42x = 69,977,158.50
  5. Step 5: Solve for x
    x = 69,977,158.50/9,519.42
  6. Step 6: Final answer
    x = 7,350.99

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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.