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Finding the Fourth Proportional to 167,983.76, 231,818.16 and 92,532.08

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Solution

The fourth proportional to 167,983.76, 231,818.16 and 92,532.08 is: 127,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,983.76 : 231,818.16 = 92,532.08 : x
  2. Step 2: Convert to fraction form
    167,983.76/231,818.16 = 92,532.08/x
  3. Step 3: Cross multiply
    167,983.76x = 231,818.16 × 92,532.08
  4. Step 4: Simplify right side
    167,983.76x = 21,450,616,526.57
  5. Step 5: Solve for x
    x = 21,450,616,526.57/167,983.76
  6. Step 6: Final answer
    x = 127,694.59

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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.