Home / 237,218.75-327,361.68-129,789.22

Finding the Fourth Proportional to 237,218.75, 327,361.68 and 129,789.22

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Solution

The fourth proportional to 237,218.75, 327,361.68 and 129,789.22 is: 179,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,218.75 : 327,361.68 = 129,789.22 : x
  2. Step 2: Convert to fraction form
    237,218.75/327,361.68 = 129,789.22/x
  3. Step 3: Cross multiply
    237,218.75x = 327,361.68 × 129,789.22
  4. Step 4: Simplify right side
    237,218.75x = 42,488,015,637.74
  5. Step 5: Solve for x
    x = 42,488,015,637.74/237,218.75
  6. Step 6: Final answer
    x = 179,109.01

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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.