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Finding the Fourth Proportional to 9,993.26, 14,986.02 and 3,417.68

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Solution

The fourth proportional to 9,993.26, 14,986.02 and 3,417.68 is: 5,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.26 : 14,986.02 = 3,417.68 : x
  2. Step 2: Convert to fraction form
    9,993.26/14,986.02 = 3,417.68/x
  3. Step 3: Cross multiply
    9,993.26x = 14,986.02 × 3,417.68
  4. Step 4: Simplify right side
    9,993.26x = 51,217,420.83
  5. Step 5: Solve for x
    x = 51,217,420.83/9,993.26
  6. Step 6: Final answer
    x = 5,125.20

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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.