Home / 237,338.55-327,514.52-129,887.80

Finding the Fourth Proportional to 237,338.55, 327,514.52 and 129,887.80

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Solution

The fourth proportional to 237,338.55, 327,514.52 and 129,887.80 is: 179,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,338.55 : 327,514.52 = 129,887.80 : x
  2. Step 2: Convert to fraction form
    237,338.55/327,514.52 = 129,887.80/x
  3. Step 3: Cross multiply
    237,338.55x = 327,514.52 × 129,887.80
  4. Step 4: Simplify right side
    237,338.55x = 42,540,139,976.79
  5. Step 5: Solve for x
    x = 42,540,139,976.79/237,338.55
  6. Step 6: Final answer
    x = 179,238.22

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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.