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Finding the Fourth Proportional to 104,765.36, 157,153.22 and 29,896.54

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Solution

The fourth proportional to 104,765.36, 157,153.22 and 29,896.54 is: 44,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,765.36 : 157,153.22 = 29,896.54 : x
  2. Step 2: Convert to fraction form
    104,765.36/157,153.22 = 29,896.54/x
  3. Step 3: Cross multiply
    104,765.36x = 157,153.22 × 29,896.54
  4. Step 4: Simplify right side
    104,765.36x = 4,698,337,209.72
  5. Step 5: Solve for x
    x = 4,698,337,209.72/104,765.36
  6. Step 6: Final answer
    x = 44,846.29

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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.