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Finding the Fourth Proportional to 246,808.05, 370,135.46 and 89,016

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Solution

The fourth proportional to 246,808.05, 370,135.46 and 89,016 is: 133,496.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,808.05 : 370,135.46 = 89,016 : x
  2. Step 2: Convert to fraction form
    246,808.05/370,135.46 = 89,016/x
  3. Step 3: Cross multiply
    246,808.05x = 370,135.46 × 89,016
  4. Step 4: Simplify right side
    246,808.05x = 32,947,977,662.28
  5. Step 5: Solve for x
    x = 32,947,977,662.28/246,808.05
  6. Step 6: Final answer
    x = 133,496.37

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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.