Home / 277,195.25-382,529.38-156,336.28

Finding the Fourth Proportional to 277,195.25, 382,529.38 and 156,336.28

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Solution

The fourth proportional to 277,195.25, 382,529.38 and 156,336.28 is: 215,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,195.25 : 382,529.38 = 156,336.28 : x
  2. Step 2: Convert to fraction form
    277,195.25/382,529.38 = 156,336.28/x
  3. Step 3: Cross multiply
    277,195.25x = 382,529.38 × 156,336.28
  4. Step 4: Simplify right side
    277,195.25x = 59,803,218,912.74
  5. Step 5: Solve for x
    x = 59,803,218,912.74/277,195.25
  6. Step 6: Final answer
    x = 215,744.02

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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.