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Finding the Fourth Proportional to 29,629.60, 44,379.60 and 23,003.80

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Solution

The fourth proportional to 29,629.60, 44,379.60 and 23,003.80 is: 34,455.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,629.60 : 44,379.60 = 23,003.80 : x
  2. Step 2: Convert to fraction form
    29,629.60/44,379.60 = 23,003.80/x
  3. Step 3: Cross multiply
    29,629.60x = 44,379.60 × 23,003.80
  4. Step 4: Simplify right side
    29,629.60x = 1,020,899,442.48
  5. Step 5: Solve for x
    x = 1,020,899,442.48/29,629.60
  6. Step 6: Final answer
    x = 34,455.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.