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Finding the Fourth Proportional to 267,551.75, 401,383.94 and 99,073.46

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Solution

The fourth proportional to 267,551.75, 401,383.94 and 99,073.46 is: 148,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,551.75 : 401,383.94 = 99,073.46 : x
  2. Step 2: Convert to fraction form
    267,551.75/401,383.94 = 99,073.46/x
  3. Step 3: Cross multiply
    267,551.75x = 401,383.94 × 99,073.46
  4. Step 4: Simplify right side
    267,551.75x = 39,766,493,221.95
  5. Step 5: Solve for x
    x = 39,766,493,221.95/267,551.75
  6. Step 6: Final answer
    x = 148,631.04

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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.