Home / 165,292.33-247,933.89-111,133.09

Finding the Fourth Proportional to 165,292.33, 247,933.89 and 111,133.09

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Solution

The fourth proportional to 165,292.33, 247,933.89 and 111,133.09 is: 166,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,292.33 : 247,933.89 = 111,133.09 : x
  2. Step 2: Convert to fraction form
    165,292.33/247,933.89 = 111,133.09/x
  3. Step 3: Cross multiply
    165,292.33x = 247,933.89 × 111,133.09
  4. Step 4: Simplify right side
    165,292.33x = 27,553,659,311.42
  5. Step 5: Solve for x
    x = 27,553,659,311.42/165,292.33
  6. Step 6: Final answer
    x = 166,696.54

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1.5x scale

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.