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Finding the Fourth Proportional to 171,874.44, 257,913.72 and 92,986.92

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Solution

The fourth proportional to 171,874.44, 257,913.72 and 92,986.92 is: 139,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,874.44 : 257,913.72 = 92,986.92 : x
  2. Step 2: Convert to fraction form
    171,874.44/257,913.72 = 92,986.92/x
  3. Step 3: Cross multiply
    171,874.44x = 257,913.72 × 92,986.92
  4. Step 4: Simplify right side
    171,874.44x = 23,982,602,448.54
  5. Step 5: Solve for x
    x = 23,982,602,448.54/171,874.44
  6. Step 6: Final answer
    x = 139,535.60

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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.