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Finding the Fourth Proportional to 171,843.44, 257,838.60 and 93,013.52

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Solution

The fourth proportional to 171,843.44, 257,838.60 and 93,013.52 is: 139,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,843.44 : 257,838.60 = 93,013.52 : x
  2. Step 2: Convert to fraction form
    171,843.44/257,838.60 = 93,013.52/x
  3. Step 3: Cross multiply
    171,843.44x = 257,838.60 × 93,013.52
  4. Step 4: Simplify right side
    171,843.44x = 23,982,475,777.87
  5. Step 5: Solve for x
    x = 23,982,475,777.87/171,843.44
  6. Step 6: Final answer
    x = 139,560.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.