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Finding the Fourth Proportional to 96,893.98, 145,215.21 and 43,546.54

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Solution

The fourth proportional to 96,893.98, 145,215.21 and 43,546.54 is: 65,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,893.98 : 145,215.21 = 43,546.54 : x
  2. Step 2: Convert to fraction form
    96,893.98/145,215.21 = 43,546.54/x
  3. Step 3: Cross multiply
    96,893.98x = 145,215.21 × 43,546.54
  4. Step 4: Simplify right side
    96,893.98x = 6,323,619,950.87
  5. Step 5: Solve for x
    x = 6,323,619,950.87/96,893.98
  6. Step 6: Final answer
    x = 65,263.29

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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.