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Finding the Fourth Proportional to 162,877.80, 244,122.30 and 68,107.80

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Solution

The fourth proportional to 162,877.80, 244,122.30 and 68,107.80 is: 102,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,877.80 : 244,122.30 = 68,107.80 : x
  2. Step 2: Convert to fraction form
    162,877.80/244,122.30 = 68,107.80/x
  3. Step 3: Cross multiply
    162,877.80x = 244,122.30 × 68,107.80
  4. Step 4: Simplify right side
    162,877.80x = 16,626,632,783.94
  5. Step 5: Solve for x
    x = 16,626,632,783.94/162,877.80
  6. Step 6: Final answer
    x = 102,080.41

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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.