Home / 237,480.94-327,721.24-128,583.41

Finding the Fourth Proportional to 237,480.94, 327,721.24 and 128,583.41

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Solution

The fourth proportional to 237,480.94, 327,721.24 and 128,583.41 is: 177,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,480.94 : 327,721.24 = 128,583.41 : x
  2. Step 2: Convert to fraction form
    237,480.94/327,721.24 = 128,583.41/x
  3. Step 3: Cross multiply
    237,480.94x = 327,721.24 × 128,583.41
  4. Step 4: Simplify right side
    237,480.94x = 42,139,514,568.63
  5. Step 5: Solve for x
    x = 42,139,514,568.63/237,480.94
  6. Step 6: Final answer
    x = 177,443.78

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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.