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Finding the Fourth Proportional to 8,063.20, 12,094 and 2,868.96

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Solution

The fourth proportional to 8,063.20, 12,094 and 2,868.96 is: 4,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.20 : 12,094 = 2,868.96 : x
  2. Step 2: Convert to fraction form
    8,063.20/12,094 = 2,868.96/x
  3. Step 3: Cross multiply
    8,063.20x = 12,094 × 2,868.96
  4. Step 4: Simplify right side
    8,063.20x = 34,697,202.24
  5. Step 5: Solve for x
    x = 34,697,202.24/8,063.20
  6. Step 6: Final answer
    x = 4,303.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.