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Finding the Fourth Proportional to 9,144.18, 13,713.44 and 3,300.03

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Solution

The fourth proportional to 9,144.18, 13,713.44 and 3,300.03 is: 4,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.18 : 13,713.44 = 3,300.03 : x
  2. Step 2: Convert to fraction form
    9,144.18/13,713.44 = 3,300.03/x
  3. Step 3: Cross multiply
    9,144.18x = 13,713.44 × 3,300.03
  4. Step 4: Simplify right side
    9,144.18x = 45,254,746.90
  5. Step 5: Solve for x
    x = 45,254,746.90/9,144.18
  6. Step 6: Final answer
    x = 4,949.02

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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.