Home / 236,104.76-325,825.00-128,674.73

Finding the Fourth Proportional to 236,104.76, 325,825.00 and 128,674.73

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Solution

The fourth proportional to 236,104.76, 325,825.00 and 128,674.73 is: 177,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,104.76 : 325,825.00 = 128,674.73 : x
  2. Step 2: Convert to fraction form
    236,104.76/325,825.00 = 128,674.73/x
  3. Step 3: Cross multiply
    236,104.76x = 325,825.00 × 128,674.73
  4. Step 4: Simplify right side
    236,104.76x = 41,925,444,395.13
  5. Step 5: Solve for x
    x = 41,925,444,395.13/236,104.76
  6. Step 6: Final answer
    x = 177,571.36

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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.