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Finding the Fourth Proportional to 43,759.66, 60,406.62 and 29,620.71

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Solution

The fourth proportional to 43,759.66, 60,406.62 and 29,620.71 is: 40,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,759.66 : 60,406.62 = 29,620.71 : x
  2. Step 2: Convert to fraction form
    43,759.66/60,406.62 = 29,620.71/x
  3. Step 3: Cross multiply
    43,759.66x = 60,406.62 × 29,620.71
  4. Step 4: Simplify right side
    43,759.66x = 1,789,286,973.10
  5. Step 5: Solve for x
    x = 1,789,286,973.10/43,759.66
  6. Step 6: Final answer
    x = 40,888.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.