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Finding the Fourth Proportional to 13,064.36, 18,028.94 and 7,096.14

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Solution

The fourth proportional to 13,064.36, 18,028.94 and 7,096.14 is: 9,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.36 : 18,028.94 = 7,096.14 : x
  2. Step 2: Convert to fraction form
    13,064.36/18,028.94 = 7,096.14/x
  3. Step 3: Cross multiply
    13,064.36x = 18,028.94 × 7,096.14
  4. Step 4: Simplify right side
    13,064.36x = 127,935,882.29
  5. Step 5: Solve for x
    x = 127,935,882.29/13,064.36
  6. Step 6: Final answer
    x = 9,792.74

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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.