Home / 236,091.68-325,797.05-128,659.41

Finding the Fourth Proportional to 236,091.68, 325,797.05 and 128,659.41

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Solution

The fourth proportional to 236,091.68, 325,797.05 and 128,659.41 is: 177,544.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,091.68 : 325,797.05 = 128,659.41 : x
  2. Step 2: Convert to fraction form
    236,091.68/325,797.05 = 128,659.41/x
  3. Step 3: Cross multiply
    236,091.68x = 325,797.05 × 128,659.41
  4. Step 4: Simplify right side
    236,091.68x = 41,916,856,232.74
  5. Step 5: Solve for x
    x = 41,916,856,232.74/236,091.68
  6. Step 6: Final answer
    x = 177,544.83

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1.5x scale

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.