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Finding the Fourth Proportional to 164,762.37, 227,372.13 and 89,310.87

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Solution

The fourth proportional to 164,762.37, 227,372.13 and 89,310.87 is: 123,249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,762.37 : 227,372.13 = 89,310.87 : x
  2. Step 2: Convert to fraction form
    164,762.37/227,372.13 = 89,310.87/x
  3. Step 3: Cross multiply
    164,762.37x = 227,372.13 × 89,310.87
  4. Step 4: Simplify right side
    164,762.37x = 20,306,802,744.05
  5. Step 5: Solve for x
    x = 20,306,802,744.05/164,762.37
  6. Step 6: Final answer
    x = 123,249.03

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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.