Home / 237,270.77-327,433.19-129,840.77

Finding the Fourth Proportional to 237,270.77, 327,433.19 and 129,840.77

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Solution

The fourth proportional to 237,270.77, 327,433.19 and 129,840.77 is: 179,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,270.77 : 327,433.19 = 129,840.77 : x
  2. Step 2: Convert to fraction form
    237,270.77/327,433.19 = 129,840.77/x
  3. Step 3: Cross multiply
    237,270.77x = 327,433.19 × 129,840.77
  4. Step 4: Simplify right side
    237,270.77x = 42,514,177,682.54
  5. Step 5: Solve for x
    x = 42,514,177,682.54/237,270.77
  6. Step 6: Final answer
    x = 179,180.01

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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.