Home / 236,086.04-325,790.46-128,653.88

Finding the Fourth Proportional to 236,086.04, 325,790.46 and 128,653.88

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Solution

The fourth proportional to 236,086.04, 325,790.46 and 128,653.88 is: 177,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,086.04 : 325,790.46 = 128,653.88 : x
  2. Step 2: Convert to fraction form
    236,086.04/325,790.46 = 128,653.88/x
  3. Step 3: Cross multiply
    236,086.04x = 325,790.46 × 128,653.88
  4. Step 4: Simplify right side
    236,086.04x = 41,914,206,745.98
  5. Step 5: Solve for x
    x = 41,914,206,745.98/236,086.04
  6. Step 6: Final answer
    x = 177,537.84

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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.