Home / 237,012-327,076.66-129,582.91

Finding the Fourth Proportional to 237,012, 327,076.66 and 129,582.91

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Solution

The fourth proportional to 237,012, 327,076.66 and 129,582.91 is: 178,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,012 : 327,076.66 = 129,582.91 : x
  2. Step 2: Convert to fraction form
    237,012/327,076.66 = 129,582.91/x
  3. Step 3: Cross multiply
    237,012x = 327,076.66 × 129,582.91
  4. Step 4: Simplify right side
    237,012x = 42,383,545,395.88
  5. Step 5: Solve for x
    x = 42,383,545,395.88/237,012
  6. Step 6: Final answer
    x = 178,824.47

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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.