Home / 237,189.60-327,309.44-129,738.72

Finding the Fourth Proportional to 237,189.60, 327,309.44 and 129,738.72

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Solution

The fourth proportional to 237,189.60, 327,309.44 and 129,738.72 is: 179,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,189.60 : 327,309.44 = 129,738.72 : x
  2. Step 2: Convert to fraction form
    237,189.60/327,309.44 = 129,738.72/x
  3. Step 3: Cross multiply
    237,189.60x = 327,309.44 × 129,738.72
  4. Step 4: Simplify right side
    237,189.60x = 42,464,707,789.52
  5. Step 5: Solve for x
    x = 42,464,707,789.52/237,189.60
  6. Step 6: Final answer
    x = 179,032.76

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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.