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Finding the Fourth Proportional to 10,065.36, 15,098.04 and 3,491.55

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Solution

The fourth proportional to 10,065.36, 15,098.04 and 3,491.55 is: 5,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.36 : 15,098.04 = 3,491.55 : x
  2. Step 2: Convert to fraction form
    10,065.36/15,098.04 = 3,491.55/x
  3. Step 3: Cross multiply
    10,065.36x = 15,098.04 × 3,491.55
  4. Step 4: Simplify right side
    10,065.36x = 52,715,561.56
  5. Step 5: Solve for x
    x = 52,715,561.56/10,065.36
  6. Step 6: Final answer
    x = 5,237.33

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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.