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Finding the Fourth Proportional to 166,333.29, 229,540 and 89,852.38

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Solution

The fourth proportional to 166,333.29, 229,540 and 89,852.38 is: 123,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,333.29 : 229,540 = 89,852.38 : x
  2. Step 2: Convert to fraction form
    166,333.29/229,540 = 89,852.38/x
  3. Step 3: Cross multiply
    166,333.29x = 229,540 × 89,852.38
  4. Step 4: Simplify right side
    166,333.29x = 20,624,715,305.20
  5. Step 5: Solve for x
    x = 20,624,715,305.20/166,333.29
  6. Step 6: Final answer
    x = 123,996.32

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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.