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Finding the Fourth Proportional to 164,706.99, 227,289.56 and 89,253.87

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Solution

The fourth proportional to 164,706.99, 227,289.56 and 89,253.87 is: 123,167.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,706.99 : 227,289.56 = 89,253.87 : x
  2. Step 2: Convert to fraction form
    164,706.99/227,289.56 = 89,253.87/x
  3. Step 3: Cross multiply
    164,706.99x = 227,289.56 × 89,253.87
  4. Step 4: Simplify right side
    164,706.99x = 20,286,472,394.33
  5. Step 5: Solve for x
    x = 20,286,472,394.33/164,706.99
  6. Step 6: Final answer
    x = 123,167.04

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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.