Home / 201,231.36-277,711.20-116,377.92

Finding the Fourth Proportional to 201,231.36, 277,711.20 and 116,377.92

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Solution

The fourth proportional to 201,231.36, 277,711.20 and 116,377.92 is: 160,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,231.36 : 277,711.20 = 116,377.92 : x
  2. Step 2: Convert to fraction form
    201,231.36/277,711.20 = 116,377.92/x
  3. Step 3: Cross multiply
    201,231.36x = 277,711.20 × 116,377.92
  4. Step 4: Simplify right side
    201,231.36x = 32,319,451,816.70
  5. Step 5: Solve for x
    x = 32,319,451,816.70/201,231.36
  6. Step 6: Final answer
    x = 160,608.43

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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.