Home / 236,046.91-325,744.77-128,616.97

Finding the Fourth Proportional to 236,046.91, 325,744.77 and 128,616.97

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Solution

The fourth proportional to 236,046.91, 325,744.77 and 128,616.97 is: 177,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,046.91 : 325,744.77 = 128,616.97 : x
  2. Step 2: Convert to fraction form
    236,046.91/325,744.77 = 128,616.97/x
  3. Step 3: Cross multiply
    236,046.91x = 325,744.77 × 128,616.97
  4. Step 4: Simplify right side
    236,046.91x = 41,896,303,682.02
  5. Step 5: Solve for x
    x = 41,896,303,682.02/236,046.91
  6. Step 6: Final answer
    x = 177,491.43

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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.