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Finding the Fourth Proportional to 14,169.05, 21,235.09 and 5,840.67

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Solution

The fourth proportional to 14,169.05, 21,235.09 and 5,840.67 is: 8,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.05 : 21,235.09 = 5,840.67 : x
  2. Step 2: Convert to fraction form
    14,169.05/21,235.09 = 5,840.67/x
  3. Step 3: Cross multiply
    14,169.05x = 21,235.09 × 5,840.67
  4. Step 4: Simplify right side
    14,169.05x = 124,027,153.11
  5. Step 5: Solve for x
    x = 124,027,153.11/14,169.05
  6. Step 6: Final answer
    x = 8,753.39

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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.