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Finding the Fourth Proportional to 29,420.85, 44,106.41 and 12,768.37

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Solution

The fourth proportional to 29,420.85, 44,106.41 and 12,768.37 is: 19,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,420.85 : 44,106.41 = 12,768.37 : x
  2. Step 2: Convert to fraction form
    29,420.85/44,106.41 = 12,768.37/x
  3. Step 3: Cross multiply
    29,420.85x = 44,106.41 × 12,768.37
  4. Step 4: Simplify right side
    29,420.85x = 563,166,883.91
  5. Step 5: Solve for x
    x = 563,166,883.91/29,420.85
  6. Step 6: Final answer
    x = 19,141.76

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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.