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Finding the Fourth Proportional to 43,804.80, 65,706.57 and 29,729.88

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Solution

The fourth proportional to 43,804.80, 65,706.57 and 29,729.88 is: 44,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,804.80 : 65,706.57 = 29,729.88 : x
  2. Step 2: Convert to fraction form
    43,804.80/65,706.57 = 29,729.88/x
  3. Step 3: Cross multiply
    43,804.80x = 65,706.57 × 29,729.88
  4. Step 4: Simplify right side
    43,804.80x = 1,953,448,441.31
  5. Step 5: Solve for x
    x = 1,953,448,441.31/43,804.80
  6. Step 6: Final answer
    x = 44,594.39

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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.