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Finding the Fourth Proportional to 111,576.46, 167,364.66 and 32,690.66

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Solution

The fourth proportional to 111,576.46, 167,364.66 and 32,690.66 is: 49,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,576.46 : 167,364.66 = 32,690.66 : x
  2. Step 2: Convert to fraction form
    111,576.46/167,364.66 = 32,690.66/x
  3. Step 3: Cross multiply
    111,576.46x = 167,364.66 × 32,690.66
  4. Step 4: Simplify right side
    111,576.46x = 5,471,261,196.08
  5. Step 5: Solve for x
    x = 5,471,261,196.08/111,576.46
  6. Step 6: Final answer
    x = 49,035.98

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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.