Home / 277,639.45-383,119.27-162,906.19

Finding the Fourth Proportional to 277,639.45, 383,119.27 and 162,906.19

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Solution

The fourth proportional to 277,639.45, 383,119.27 and 162,906.19 is: 224,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,639.45 : 383,119.27 = 162,906.19 : x
  2. Step 2: Convert to fraction form
    277,639.45/383,119.27 = 162,906.19/x
  3. Step 3: Cross multiply
    277,639.45x = 383,119.27 × 162,906.19
  4. Step 4: Simplify right side
    277,639.45x = 62,412,499,226.22
  5. Step 5: Solve for x
    x = 62,412,499,226.22/277,639.45
  6. Step 6: Final answer
    x = 224,796.94

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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.