Home / 277,792.04-383,325.62-155,261.80

Finding the Fourth Proportional to 277,792.04, 383,325.62 and 155,261.80

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Solution

The fourth proportional to 277,792.04, 383,325.62 and 155,261.80 is: 214,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,792.04 : 383,325.62 = 155,261.80 : x
  2. Step 2: Convert to fraction form
    277,792.04/383,325.62 = 155,261.80/x
  3. Step 3: Cross multiply
    277,792.04x = 383,325.62 × 155,261.80
  4. Step 4: Simplify right side
    277,792.04x = 59,515,825,747.32
  5. Step 5: Solve for x
    x = 59,515,825,747.32/277,792.04
  6. Step 6: Final answer
    x = 214,245.97

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1.5x scale

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.