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Finding the Fourth Proportional to 17,734.40, 26,601.60 and 12,850.10

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Solution

The fourth proportional to 17,734.40, 26,601.60 and 12,850.10 is: 19,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,734.40 : 26,601.60 = 12,850.10 : x
  2. Step 2: Convert to fraction form
    17,734.40/26,601.60 = 12,850.10/x
  3. Step 3: Cross multiply
    17,734.40x = 26,601.60 × 12,850.10
  4. Step 4: Simplify right side
    17,734.40x = 341,833,220.16
  5. Step 5: Solve for x
    x = 341,833,220.16/17,734.40
  6. Step 6: Final answer
    x = 19,275.15

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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.