Home / 104,494.06-156,720.12-51,163.05

Finding the Fourth Proportional to 104,494.06, 156,720.12 and 51,163.05

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Solution

The fourth proportional to 104,494.06, 156,720.12 and 51,163.05 is: 76,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,494.06 : 156,720.12 = 51,163.05 : x
  2. Step 2: Convert to fraction form
    104,494.06/156,720.12 = 51,163.05/x
  3. Step 3: Cross multiply
    104,494.06x = 156,720.12 × 51,163.05
  4. Step 4: Simplify right side
    104,494.06x = 8,018,279,335.57
  5. Step 5: Solve for x
    x = 8,018,279,335.57/104,494.06
  6. Step 6: Final answer
    x = 76,734.31

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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.