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Finding the Fourth Proportional to 14,482.00, 21,722.28 and 8,481.45

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Solution

The fourth proportional to 14,482.00, 21,722.28 and 8,481.45 is: 12,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.00 : 21,722.28 = 8,481.45 : x
  2. Step 2: Convert to fraction form
    14,482.00/21,722.28 = 8,481.45/x
  3. Step 3: Cross multiply
    14,482.00x = 21,722.28 × 8,481.45
  4. Step 4: Simplify right side
    14,482.00x = 184,236,311.91
  5. Step 5: Solve for x
    x = 184,236,311.91/14,482.00
  6. Step 6: Final answer
    x = 12,721.75

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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.