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Finding the Fourth Proportional to 132,755.95, 199,060.12 and 43,961.03

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Solution

The fourth proportional to 132,755.95, 199,060.12 and 43,961.03 is: 65,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,755.95 : 199,060.12 = 43,961.03 : x
  2. Step 2: Convert to fraction form
    132,755.95/199,060.12 = 43,961.03/x
  3. Step 3: Cross multiply
    132,755.95x = 199,060.12 × 43,961.03
  4. Step 4: Simplify right side
    132,755.95x = 8,750,887,907.12
  5. Step 5: Solve for x
    x = 8,750,887,907.12/132,755.95
  6. Step 6: Final answer
    x = 65,917.11

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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.