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Finding the Fourth Proportional to 164,571.46, 227,107.29 and 89,119.96

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Solution

The fourth proportional to 164,571.46, 227,107.29 and 89,119.96 is: 122,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,571.46 : 227,107.29 = 89,119.96 : x
  2. Step 2: Convert to fraction form
    164,571.46/227,107.29 = 89,119.96/x
  3. Step 3: Cross multiply
    164,571.46x = 227,107.29 × 89,119.96
  4. Step 4: Simplify right side
    164,571.46x = 20,239,792,600.51
  5. Step 5: Solve for x
    x = 20,239,792,600.51/164,571.46
  6. Step 6: Final answer
    x = 122,984.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.