Home / 236,093.77-325,799.86-128,661.49

Finding the Fourth Proportional to 236,093.77, 325,799.86 and 128,661.49

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Solution

The fourth proportional to 236,093.77, 325,799.86 and 128,661.49 is: 177,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,093.77 : 325,799.86 = 128,661.49 : x
  2. Step 2: Convert to fraction form
    236,093.77/325,799.86 = 128,661.49/x
  3. Step 3: Cross multiply
    236,093.77x = 325,799.86 × 128,661.49
  4. Step 4: Simplify right side
    236,093.77x = 41,917,895,429.39
  5. Step 5: Solve for x
    x = 41,917,895,429.39/236,093.77
  6. Step 6: Final answer
    x = 177,547.66

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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.