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Finding the Fourth Proportional to 111,820.11, 167,672.70 and 32,924.08

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Solution

The fourth proportional to 111,820.11, 167,672.70 and 32,924.08 is: 49,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,820.11 : 167,672.70 = 32,924.08 : x
  2. Step 2: Convert to fraction form
    111,820.11/167,672.70 = 32,924.08/x
  3. Step 3: Cross multiply
    111,820.11x = 167,672.70 × 32,924.08
  4. Step 4: Simplify right side
    111,820.11x = 5,520,469,598.21
  5. Step 5: Solve for x
    x = 5,520,469,598.21/111,820.11
  6. Step 6: Final answer
    x = 49,369.20

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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.