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Finding the Fourth Proportional to 21,377.84, 32,064.56 and 5,797.04

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Solution

The fourth proportional to 21,377.84, 32,064.56 and 5,797.04 is: 8,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377.84 : 32,064.56 = 5,797.04 : x
  2. Step 2: Convert to fraction form
    21,377.84/32,064.56 = 5,797.04/x
  3. Step 3: Cross multiply
    21,377.84x = 32,064.56 × 5,797.04
  4. Step 4: Simplify right side
    21,377.84x = 185,879,536.90
  5. Step 5: Solve for x
    x = 185,879,536.90/21,377.84
  6. Step 6: Final answer
    x = 8,694.96

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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.