Home / 237,270.33-327,433.07-129,840.37

Finding the Fourth Proportional to 237,270.33, 327,433.07 and 129,840.37

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Solution

The fourth proportional to 237,270.33, 327,433.07 and 129,840.37 is: 179,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,270.33 : 327,433.07 = 129,840.37 : x
  2. Step 2: Convert to fraction form
    237,270.33/327,433.07 = 129,840.37/x
  3. Step 3: Cross multiply
    237,270.33x = 327,433.07 × 129,840.37
  4. Step 4: Simplify right side
    237,270.33x = 42,514,030,465.05
  5. Step 5: Solve for x
    x = 42,514,030,465.05/237,270.33
  6. Step 6: Final answer
    x = 179,179.72

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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.