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Finding the Fourth Proportional to 248,951.71, 373,427.79 and 106,704.68

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Solution

The fourth proportional to 248,951.71, 373,427.79 and 106,704.68 is: 160,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,951.71 : 373,427.79 = 106,704.68 : x
  2. Step 2: Convert to fraction form
    248,951.71/373,427.79 = 106,704.68/x
  3. Step 3: Cross multiply
    248,951.71x = 373,427.79 × 106,704.68
  4. Step 4: Simplify right side
    248,951.71x = 39,846,490,967.92
  5. Step 5: Solve for x
    x = 39,846,490,967.92/248,951.71
  6. Step 6: Final answer
    x = 160,057.11

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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.