Home / 108,818.11-150,093.43-88,675.03

Finding the Fourth Proportional to 108,818.11, 150,093.43 and 88,675.03

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Solution

The fourth proportional to 108,818.11, 150,093.43 and 88,675.03 is: 122,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,818.11 : 150,093.43 = 88,675.03 : x
  2. Step 2: Convert to fraction form
    108,818.11/150,093.43 = 88,675.03/x
  3. Step 3: Cross multiply
    108,818.11x = 150,093.43 × 88,675.03
  4. Step 4: Simplify right side
    108,818.11x = 13,309,539,408.05
  5. Step 5: Solve for x
    x = 13,309,539,408.05/108,818.11
  6. Step 6: Final answer
    x = 122,309.97

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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.