Home / 277,414.42-382,831.77-156,581.05

Finding the Fourth Proportional to 277,414.42, 382,831.77 and 156,581.05

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Solution

The fourth proportional to 277,414.42, 382,831.77 and 156,581.05 is: 216,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,414.42 : 382,831.77 = 156,581.05 : x
  2. Step 2: Convert to fraction form
    277,414.42/382,831.77 = 156,581.05/x
  3. Step 3: Cross multiply
    277,414.42x = 382,831.77 × 156,581.05
  4. Step 4: Simplify right side
    277,414.42x = 59,944,200,519.96
  5. Step 5: Solve for x
    x = 59,944,200,519.96/277,414.42
  6. Step 6: Final answer
    x = 216,081.78

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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.