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Finding the Fourth Proportional to 166,959.92, 250,440.40 and 48,634.16

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Solution

The fourth proportional to 166,959.92, 250,440.40 and 48,634.16 is: 72,951.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,959.92 : 250,440.40 = 48,634.16 : x
  2. Step 2: Convert to fraction form
    166,959.92/250,440.40 = 48,634.16/x
  3. Step 3: Cross multiply
    166,959.92x = 250,440.40 × 48,634.16
  4. Step 4: Simplify right side
    166,959.92x = 12,179,958,484.06
  5. Step 5: Solve for x
    x = 12,179,958,484.06/166,959.92
  6. Step 6: Final answer
    x = 72,951.39

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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.