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Finding the Fourth Proportional to 111,446.42, 167,167.80 and 44,884.94

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Solution

The fourth proportional to 111,446.42, 167,167.80 and 44,884.94 is: 67,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,446.42 : 167,167.80 = 44,884.94 : x
  2. Step 2: Convert to fraction form
    111,446.42/167,167.80 = 44,884.94/x
  3. Step 3: Cross multiply
    111,446.42x = 167,167.80 × 44,884.94
  4. Step 4: Simplify right side
    111,446.42x = 7,503,315,837.09
  5. Step 5: Solve for x
    x = 7,503,315,837.09/111,446.42
  6. Step 6: Final answer
    x = 67,326.67

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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.