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Finding the Fourth Proportional to 8,722.94, 12,036.56 and 5,896.46

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Solution

The fourth proportional to 8,722.94, 12,036.56 and 5,896.46 is: 8,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.94 : 12,036.56 = 5,896.46 : x
  2. Step 2: Convert to fraction form
    8,722.94/12,036.56 = 5,896.46/x
  3. Step 3: Cross multiply
    8,722.94x = 12,036.56 × 5,896.46
  4. Step 4: Simplify right side
    8,722.94x = 70,973,094.58
  5. Step 5: Solve for x
    x = 70,973,094.58/8,722.94
  6. Step 6: Final answer
    x = 8,136.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.