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Finding the Fourth Proportional to 171,846.73, 237,137.73 and 103,823.49

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Solution

The fourth proportional to 171,846.73, 237,137.73 and 103,823.49 is: 143,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,846.73 : 237,137.73 = 103,823.49 : x
  2. Step 2: Convert to fraction form
    171,846.73/237,137.73 = 103,823.49/x
  3. Step 3: Cross multiply
    171,846.73x = 237,137.73 × 103,823.49
  4. Step 4: Simplify right side
    171,846.73x = 24,620,466,739.28
  5. Step 5: Solve for x
    x = 24,620,466,739.28/171,846.73
  6. Step 6: Final answer
    x = 143,269.92

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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.