Home / 236,023.68-325,716.42-128,593.69

Finding the Fourth Proportional to 236,023.68, 325,716.42 and 128,593.69

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Solution

The fourth proportional to 236,023.68, 325,716.42 and 128,593.69 is: 177,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,023.68 : 325,716.42 = 128,593.69 : x
  2. Step 2: Convert to fraction form
    236,023.68/325,716.42 = 128,593.69/x
  3. Step 3: Cross multiply
    236,023.68x = 325,716.42 × 128,593.69
  4. Step 4: Simplify right side
    236,023.68x = 41,885,076,341.39
  5. Step 5: Solve for x
    x = 41,885,076,341.39/236,023.68
  6. Step 6: Final answer
    x = 177,461.33

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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.