Home / 236,224.70-325,991.56-128,796.52

Finding the Fourth Proportional to 236,224.70, 325,991.56 and 128,796.52

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Solution

The fourth proportional to 236,224.70, 325,991.56 and 128,796.52 is: 177,740.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,224.70 : 325,991.56 = 128,796.52 : x
  2. Step 2: Convert to fraction form
    236,224.70/325,991.56 = 128,796.52/x
  3. Step 3: Cross multiply
    236,224.70x = 325,991.56 × 128,796.52
  4. Step 4: Simplify right side
    236,224.70x = 41,986,578,477.37
  5. Step 5: Solve for x
    x = 41,986,578,477.37/236,224.70
  6. Step 6: Final answer
    x = 177,740.00

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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.