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Finding the Fourth Proportional to 9,393.45, 14,091.80 and 3,154.06

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Solution

The fourth proportional to 9,393.45, 14,091.80 and 3,154.06 is: 4,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.45 : 14,091.80 = 3,154.06 : x
  2. Step 2: Convert to fraction form
    9,393.45/14,091.80 = 3,154.06/x
  3. Step 3: Cross multiply
    9,393.45x = 14,091.80 × 3,154.06
  4. Step 4: Simplify right side
    9,393.45x = 44,446,433.06
  5. Step 5: Solve for x
    x = 44,446,433.06/9,393.45
  6. Step 6: Final answer
    x = 4,731.64

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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.