Home / 277,708.82-416,477.09-100,192.76

Finding the Fourth Proportional to 277,708.82, 416,477.09 and 100,192.76

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Solution

The fourth proportional to 277,708.82, 416,477.09 and 100,192.76 is: 150,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,708.82 : 416,477.09 = 100,192.76 : x
  2. Step 2: Convert to fraction form
    277,708.82/416,477.09 = 100,192.76/x
  3. Step 3: Cross multiply
    277,708.82x = 416,477.09 × 100,192.76
  4. Step 4: Simplify right side
    277,708.82x = 41,727,989,123.87
  5. Step 5: Solve for x
    x = 41,727,989,123.87/277,708.82
  6. Step 6: Final answer
    x = 150,258.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.