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Finding the Fourth Proportional to 111,383.94, 167,082.66 and 44,823.81

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Solution

The fourth proportional to 111,383.94, 167,082.66 and 44,823.81 is: 67,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,383.94 : 167,082.66 = 44,823.81 : x
  2. Step 2: Convert to fraction form
    111,383.94/167,082.66 = 44,823.81/x
  3. Step 3: Cross multiply
    111,383.94x = 167,082.66 × 44,823.81
  4. Step 4: Simplify right side
    111,383.94x = 7,489,281,406.13
  5. Step 5: Solve for x
    x = 7,489,281,406.13/111,383.94
  6. Step 6: Final answer
    x = 67,238.43

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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.