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Finding the Fourth Proportional to 29,826.80, 44,772.60 and 16,704.80

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Solution

The fourth proportional to 29,826.80, 44,772.60 and 16,704.80 is: 25,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,826.80 : 44,772.60 = 16,704.80 : x
  2. Step 2: Convert to fraction form
    29,826.80/44,772.60 = 16,704.80/x
  3. Step 3: Cross multiply
    29,826.80x = 44,772.60 × 16,704.80
  4. Step 4: Simplify right side
    29,826.80x = 747,917,328.48
  5. Step 5: Solve for x
    x = 747,917,328.48/29,826.80
  6. Step 6: Final answer
    x = 25,075.35

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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.