Home / 277,749.96-383,318.54-156,913.41

Finding the Fourth Proportional to 277,749.96, 383,318.54 and 156,913.41

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Solution

The fourth proportional to 277,749.96, 383,318.54 and 156,913.41 is: 216,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,749.96 : 383,318.54 = 156,913.41 : x
  2. Step 2: Convert to fraction form
    277,749.96/383,318.54 = 156,913.41/x
  3. Step 3: Cross multiply
    277,749.96x = 383,318.54 × 156,913.41
  4. Step 4: Simplify right side
    277,749.96x = 60,147,819,227.62
  5. Step 5: Solve for x
    x = 60,147,819,227.62/277,749.96
  6. Step 6: Final answer
    x = 216,553.84

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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.