Home / 236,080.89-325,791.63-128,651.02

Finding the Fourth Proportional to 236,080.89, 325,791.63 and 128,651.02

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Solution

The fourth proportional to 236,080.89, 325,791.63 and 128,651.02 is: 177,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,080.89 : 325,791.63 = 128,651.02 : x
  2. Step 2: Convert to fraction form
    236,080.89/325,791.63 = 128,651.02/x
  3. Step 3: Cross multiply
    236,080.89x = 325,791.63 × 128,651.02
  4. Step 4: Simplify right side
    236,080.89x = 41,913,424,692.48
  5. Step 5: Solve for x
    x = 41,913,424,692.48/236,080.89
  6. Step 6: Final answer
    x = 177,538.41

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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.