Home / 120,610.58-167,204.91-114,211.80

Finding the Fourth Proportional to 120,610.58, 167,204.91 and 114,211.80

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Solution

The fourth proportional to 120,610.58, 167,204.91 and 114,211.80 is: 158,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,610.58 : 167,204.91 = 114,211.80 : x
  2. Step 2: Convert to fraction form
    120,610.58/167,204.91 = 114,211.80/x
  3. Step 3: Cross multiply
    120,610.58x = 167,204.91 × 114,211.80
  4. Step 4: Simplify right side
    120,610.58x = 19,096,773,739.94
  5. Step 5: Solve for x
    x = 19,096,773,739.94/120,610.58
  6. Step 6: Final answer
    x = 158,334.16

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.