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Finding the Fourth Proportional to 111,372.58, 167,141.90 and 44,813.27

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Solution

The fourth proportional to 111,372.58, 167,141.90 and 44,813.27 is: 67,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,372.58 : 167,141.90 = 44,813.27 : x
  2. Step 2: Convert to fraction form
    111,372.58/167,141.90 = 44,813.27/x
  3. Step 3: Cross multiply
    111,372.58x = 167,141.90 × 44,813.27
  4. Step 4: Simplify right side
    111,372.58x = 7,490,175,370.83
  5. Step 5: Solve for x
    x = 7,490,175,370.83/111,372.58
  6. Step 6: Final answer
    x = 67,253.32

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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.