Home / 126,602.98-189,997.77-60,043.30

Finding the Fourth Proportional to 126,602.98, 189,997.77 and 60,043.30

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Solution

The fourth proportional to 126,602.98, 189,997.77 and 60,043.30 is: 90,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,602.98 : 189,997.77 = 60,043.30 : x
  2. Step 2: Convert to fraction form
    126,602.98/189,997.77 = 60,043.30/x
  3. Step 3: Cross multiply
    126,602.98x = 189,997.77 × 60,043.30
  4. Step 4: Simplify right side
    126,602.98x = 11,408,093,103.44
  5. Step 5: Solve for x
    x = 11,408,093,103.44/126,602.98
  6. Step 6: Final answer
    x = 90,109.20

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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.