Home / 277,136.55-382,451.97-168,209.37

Finding the Fourth Proportional to 277,136.55, 382,451.97 and 168,209.37

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Solution

The fourth proportional to 277,136.55, 382,451.97 and 168,209.37 is: 232,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,136.55 : 382,451.97 = 168,209.37 : x
  2. Step 2: Convert to fraction form
    277,136.55/382,451.97 = 168,209.37/x
  3. Step 3: Cross multiply
    277,136.55x = 382,451.97 × 168,209.37
  4. Step 4: Simplify right side
    277,136.55x = 64,332,004,928.96
  5. Step 5: Solve for x
    x = 64,332,004,928.96/277,136.55
  6. Step 6: Final answer
    x = 232,131.07

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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.