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Finding the Fourth Proportional to 111,551.19, 167,325.75 and 27,311.73

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Solution

The fourth proportional to 111,551.19, 167,325.75 and 27,311.73 is: 40,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,551.19 : 167,325.75 = 27,311.73 : x
  2. Step 2: Convert to fraction form
    111,551.19/167,325.75 = 27,311.73/x
  3. Step 3: Cross multiply
    111,551.19x = 167,325.75 × 27,311.73
  4. Step 4: Simplify right side
    111,551.19x = 4,569,955,706.05
  5. Step 5: Solve for x
    x = 4,569,955,706.05/111,551.19
  6. Step 6: Final answer
    x = 40,967.34

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1.5x scale

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.