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Finding the Fourth Proportional to 8,300.32, 12,451.56 and 2,751.82

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Solution

The fourth proportional to 8,300.32, 12,451.56 and 2,751.82 is: 4,128.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.32 : 12,451.56 = 2,751.82 : x
  2. Step 2: Convert to fraction form
    8,300.32/12,451.56 = 2,751.82/x
  3. Step 3: Cross multiply
    8,300.32x = 12,451.56 × 2,751.82
  4. Step 4: Simplify right side
    8,300.32x = 34,264,451.84
  5. Step 5: Solve for x
    x = 34,264,451.84/8,300.32
  6. Step 6: Final answer
    x = 4,128.09

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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.