Home / 277,580.16-383,065.74-162,940.86

Finding the Fourth Proportional to 277,580.16, 383,065.74 and 162,940.86

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Solution

The fourth proportional to 277,580.16, 383,065.74 and 162,940.86 is: 224,861.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,580.16 : 383,065.74 = 162,940.86 : x
  2. Step 2: Convert to fraction form
    277,580.16/383,065.74 = 162,940.86/x
  3. Step 3: Cross multiply
    277,580.16x = 383,065.74 × 162,940.86
  4. Step 4: Simplify right side
    277,580.16x = 62,417,061,112.14
  5. Step 5: Solve for x
    x = 62,417,061,112.14/277,580.16
  6. Step 6: Final answer
    x = 224,861.39

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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.