Home / 236,033.26-325,727.70-128,606.20

Finding the Fourth Proportional to 236,033.26, 325,727.70 and 128,606.20

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Solution

The fourth proportional to 236,033.26, 325,727.70 and 128,606.20 is: 177,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,033.26 : 325,727.70 = 128,606.20 : x
  2. Step 2: Convert to fraction form
    236,033.26/325,727.70 = 128,606.20/x
  3. Step 3: Cross multiply
    236,033.26x = 325,727.70 × 128,606.20
  4. Step 4: Simplify right side
    236,033.26x = 41,890,601,731.74
  5. Step 5: Solve for x
    x = 41,890,601,731.74/236,033.26
  6. Step 6: Final answer
    x = 177,477.54

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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.