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Finding the Fourth Proportional to 178,608.92, 267,913.34 and 53,949.92

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Solution

The fourth proportional to 178,608.92, 267,913.34 and 53,949.92 is: 80,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,608.92 : 267,913.34 = 53,949.92 : x
  2. Step 2: Convert to fraction form
    178,608.92/267,913.34 = 53,949.92/x
  3. Step 3: Cross multiply
    178,608.92x = 267,913.34 × 53,949.92
  4. Step 4: Simplify right side
    178,608.92x = 14,453,903,259.93
  5. Step 5: Solve for x
    x = 14,453,903,259.93/178,608.92
  6. Step 6: Final answer
    x = 80,924.87

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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.