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Finding the Fourth Proportional to 20,150, 30,226.08 and 6,300.08

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Solution

The fourth proportional to 20,150, 30,226.08 and 6,300.08 is: 9,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150 : 30,226.08 = 6,300.08 : x
  2. Step 2: Convert to fraction form
    20,150/30,226.08 = 6,300.08/x
  3. Step 3: Cross multiply
    20,150x = 30,226.08 × 6,300.08
  4. Step 4: Simplify right side
    20,150x = 190,426,722.09
  5. Step 5: Solve for x
    x = 190,426,722.09/20,150
  6. Step 6: Final answer
    x = 9,450.46

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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.