Home / 126,105.96-174,034.26-69,522.60

Finding the Fourth Proportional to 126,105.96, 174,034.26 and 69,522.60

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Solution

The fourth proportional to 126,105.96, 174,034.26 and 69,522.60 is: 95,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,105.96 : 174,034.26 = 69,522.60 : x
  2. Step 2: Convert to fraction form
    126,105.96/174,034.26 = 69,522.60/x
  3. Step 3: Cross multiply
    126,105.96x = 174,034.26 × 69,522.60
  4. Step 4: Simplify right side
    126,105.96x = 12,099,314,244.28
  5. Step 5: Solve for x
    x = 12,099,314,244.28/126,105.96
  6. Step 6: Final answer
    x = 95,945.62

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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.