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Finding the Fourth Proportional to 17,450.80, 24,078.84 and 10,378.96

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Solution

The fourth proportional to 17,450.80, 24,078.84 and 10,378.96 is: 14,321.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,450.80 : 24,078.84 = 10,378.96 : x
  2. Step 2: Convert to fraction form
    17,450.80/24,078.84 = 10,378.96/x
  3. Step 3: Cross multiply
    17,450.80x = 24,078.84 × 10,378.96
  4. Step 4: Simplify right side
    17,450.80x = 249,913,317.21
  5. Step 5: Solve for x
    x = 249,913,317.21/17,450.80
  6. Step 6: Final answer
    x = 14,321.02

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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.