Home / 126,661.44-174,786.40-69,299.52

Finding the Fourth Proportional to 126,661.44, 174,786.40 and 69,299.52

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Solution

The fourth proportional to 126,661.44, 174,786.40 and 69,299.52 is: 95,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,661.44 : 174,786.40 = 69,299.52 : x
  2. Step 2: Convert to fraction form
    126,661.44/174,786.40 = 69,299.52/x
  3. Step 3: Cross multiply
    126,661.44x = 174,786.40 × 69,299.52
  4. Step 4: Simplify right side
    126,661.44x = 12,112,613,622.53
  5. Step 5: Solve for x
    x = 12,112,613,622.53/126,661.44
  6. Step 6: Final answer
    x = 95,629.84

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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.