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Finding the Fourth Proportional to 111,407.85, 167,137.74 and 36,523.35

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Solution

The fourth proportional to 111,407.85, 167,137.74 and 36,523.35 is: 54,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,407.85 : 167,137.74 = 36,523.35 : x
  2. Step 2: Convert to fraction form
    111,407.85/167,137.74 = 36,523.35/x
  3. Step 3: Cross multiply
    111,407.85x = 167,137.74 × 36,523.35
  4. Step 4: Simplify right side
    111,407.85x = 6,104,430,176.23
  5. Step 5: Solve for x
    x = 6,104,430,176.23/111,407.85
  6. Step 6: Final answer
    x = 54,793.54

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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.