Home / 236,993.51-327,048.84-129,563.21

Finding the Fourth Proportional to 236,993.51, 327,048.84 and 129,563.21

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Solution

The fourth proportional to 236,993.51, 327,048.84 and 129,563.21 is: 178,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,993.51 : 327,048.84 = 129,563.21 : x
  2. Step 2: Convert to fraction form
    236,993.51/327,048.84 = 129,563.21/x
  3. Step 3: Cross multiply
    236,993.51x = 327,048.84 × 129,563.21
  4. Step 4: Simplify right side
    236,993.51x = 42,373,498,354.80
  5. Step 5: Solve for x
    x = 42,373,498,354.80/236,993.51
  6. Step 6: Final answer
    x = 178,796.03

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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.