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Finding the Fourth Proportional to 200,745.05, 277,027.83 and 115,862.04

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Solution

The fourth proportional to 200,745.05, 277,027.83 and 115,862.04 is: 159,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,745.05 : 277,027.83 = 115,862.04 : x
  2. Step 2: Convert to fraction form
    200,745.05/277,027.83 = 115,862.04/x
  3. Step 3: Cross multiply
    200,745.05x = 277,027.83 × 115,862.04
  4. Step 4: Simplify right side
    200,745.05x = 32,097,009,520.57
  5. Step 5: Solve for x
    x = 32,097,009,520.57/200,745.05
  6. Step 6: Final answer
    x = 159,889.42

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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.