Home / 282,469.73-389,815.84-166,191.31

Finding the Fourth Proportional to 282,469.73, 389,815.84 and 166,191.31

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Solution

The fourth proportional to 282,469.73, 389,815.84 and 166,191.31 is: 229,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,469.73 : 389,815.84 = 166,191.31 : x
  2. Step 2: Convert to fraction form
    282,469.73/389,815.84 = 166,191.31/x
  3. Step 3: Cross multiply
    282,469.73x = 389,815.84 × 166,191.31
  4. Step 4: Simplify right side
    282,469.73x = 64,784,006,615.03
  5. Step 5: Solve for x
    x = 64,784,006,615.03/282,469.73
  6. Step 6: Final answer
    x = 229,348.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.