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Finding the Fourth Proportional to 201,401.30, 277,940.93 and 110,764.27

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Solution

The fourth proportional to 201,401.30, 277,940.93 and 110,764.27 is: 152,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,401.30 : 277,940.93 = 110,764.27 : x
  2. Step 2: Convert to fraction form
    201,401.30/277,940.93 = 110,764.27/x
  3. Step 3: Cross multiply
    201,401.30x = 277,940.93 × 110,764.27
  4. Step 4: Simplify right side
    201,401.30x = 30,785,922,965.90
  5. Step 5: Solve for x
    x = 30,785,922,965.90/201,401.30
  6. Step 6: Final answer
    x = 152,858.61

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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.