Home / 277,078.33-382,360.46-156,218.57

Finding the Fourth Proportional to 277,078.33, 382,360.46 and 156,218.57

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Solution

The fourth proportional to 277,078.33, 382,360.46 and 156,218.57 is: 215,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,078.33 : 382,360.46 = 156,218.57 : x
  2. Step 2: Convert to fraction form
    277,078.33/382,360.46 = 156,218.57/x
  3. Step 3: Cross multiply
    277,078.33x = 382,360.46 × 156,218.57
  4. Step 4: Simplify right side
    277,078.33x = 59,731,801,592.85
  5. Step 5: Solve for x
    x = 59,731,801,592.85/277,078.33
  6. Step 6: Final answer
    x = 215,577.31

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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.