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Finding the Fourth Proportional to 22,797.59, 31,482.41 and 21,555.11

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Solution

The fourth proportional to 22,797.59, 31,482.41 and 21,555.11 is: 29,766.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.59 : 31,482.41 = 21,555.11 : x
  2. Step 2: Convert to fraction form
    22,797.59/31,482.41 = 21,555.11/x
  3. Step 3: Cross multiply
    22,797.59x = 31,482.41 × 21,555.11
  4. Step 4: Simplify right side
    22,797.59x = 678,606,781.55
  5. Step 5: Solve for x
    x = 678,606,781.55/22,797.59
  6. Step 6: Final answer
    x = 29,766.61

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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.