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Finding the Fourth Proportional to 9,149.16, 12,626.01 and 5,371.41

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Solution

The fourth proportional to 9,149.16, 12,626.01 and 5,371.41 is: 7,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.16 : 12,626.01 = 5,371.41 : x
  2. Step 2: Convert to fraction form
    9,149.16/12,626.01 = 5,371.41/x
  3. Step 3: Cross multiply
    9,149.16x = 12,626.01 × 5,371.41
  4. Step 4: Simplify right side
    9,149.16x = 67,819,476.37
  5. Step 5: Solve for x
    x = 67,819,476.37/9,149.16
  6. Step 6: Final answer
    x = 7,412.65

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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.