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Finding the Fourth Proportional to 164,461.80, 246,692.70 and 162,906.60

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Solution

The fourth proportional to 164,461.80, 246,692.70 and 162,906.60 is: 244,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,461.80 : 246,692.70 = 162,906.60 : x
  2. Step 2: Convert to fraction form
    164,461.80/246,692.70 = 162,906.60/x
  3. Step 3: Cross multiply
    164,461.80x = 246,692.70 × 162,906.60
  4. Step 4: Simplify right side
    164,461.80x = 40,187,869,001.82
  5. Step 5: Solve for x
    x = 40,187,869,001.82/164,461.80
  6. Step 6: Final answer
    x = 244,359.90

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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.