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Finding the Fourth Proportional to 168,893.70, 233,072.40 and 92,411.47

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Solution

The fourth proportional to 168,893.70, 233,072.40 and 92,411.47 is: 127,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,893.70 : 233,072.40 = 92,411.47 : x
  2. Step 2: Convert to fraction form
    168,893.70/233,072.40 = 92,411.47/x
  3. Step 3: Cross multiply
    168,893.70x = 233,072.40 × 92,411.47
  4. Step 4: Simplify right side
    168,893.70x = 21,538,563,100.43
  5. Step 5: Solve for x
    x = 21,538,563,100.43/168,893.70
  6. Step 6: Final answer
    x = 127,527.33

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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.