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Finding the Fourth Proportional to 164,486.18, 246,692.37 and 75,654.34

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Solution

The fourth proportional to 164,486.18, 246,692.37 and 75,654.34 is: 113,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,486.18 : 246,692.37 = 75,654.34 : x
  2. Step 2: Convert to fraction form
    164,486.18/246,692.37 = 75,654.34/x
  3. Step 3: Cross multiply
    164,486.18x = 246,692.37 × 75,654.34
  4. Step 4: Simplify right side
    164,486.18x = 18,663,348,435.39
  5. Step 5: Solve for x
    x = 18,663,348,435.39/164,486.18
  6. Step 6: Final answer
    x = 113,464.54

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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.