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Finding the Fourth Proportional to 8,047.46, 12,073.93 and 7,271.08

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Solution

The fourth proportional to 8,047.46, 12,073.93 and 7,271.08 is: 10,909.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.46 : 12,073.93 = 7,271.08 : x
  2. Step 2: Convert to fraction form
    8,047.46/12,073.93 = 7,271.08/x
  3. Step 3: Cross multiply
    8,047.46x = 12,073.93 × 7,271.08
  4. Step 4: Simplify right side
    8,047.46x = 87,790,462.58
  5. Step 5: Solve for x
    x = 87,790,462.58/8,047.46
  6. Step 6: Final answer
    x = 10,909.09

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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.