Home / 277,738.10-416,562.60-100,153.70

Finding the Fourth Proportional to 277,738.10, 416,562.60 and 100,153.70

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Solution

The fourth proportional to 277,738.10, 416,562.60 and 100,153.70 is: 150,214.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,738.10 : 416,562.60 = 100,153.70 : x
  2. Step 2: Convert to fraction form
    277,738.10/416,562.60 = 100,153.70/x
  3. Step 3: Cross multiply
    277,738.10x = 416,562.60 × 100,153.70
  4. Step 4: Simplify right side
    277,738.10x = 41,720,285,671.62
  5. Step 5: Solve for x
    x = 41,720,285,671.62/277,738.10
  6. Step 6: Final answer
    x = 150,214.49

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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.