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Finding the Fourth Proportional to 74,473.66, 111,686.76 and 24,544.42

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Solution

The fourth proportional to 74,473.66, 111,686.76 and 24,544.42 is: 36,808.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,473.66 : 111,686.76 = 24,544.42 : x
  2. Step 2: Convert to fraction form
    74,473.66/111,686.76 = 24,544.42/x
  3. Step 3: Cross multiply
    74,473.66x = 111,686.76 × 24,544.42
  4. Step 4: Simplify right side
    74,473.66x = 2,741,286,745.88
  5. Step 5: Solve for x
    x = 2,741,286,745.88/74,473.66
  6. Step 6: Final answer
    x = 36,808.81

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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.