Home / 237,251.28-327,406.76-129,821.30

Finding the Fourth Proportional to 237,251.28, 327,406.76 and 129,821.30

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Solution

The fourth proportional to 237,251.28, 327,406.76 and 129,821.30 is: 179,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,251.28 : 327,406.76 = 129,821.30 : x
  2. Step 2: Convert to fraction form
    237,251.28/327,406.76 = 129,821.30/x
  3. Step 3: Cross multiply
    237,251.28x = 327,406.76 × 129,821.30
  4. Step 4: Simplify right side
    237,251.28x = 42,504,371,211.99
  5. Step 5: Solve for x
    x = 42,504,371,211.99/237,251.28
  6. Step 6: Final answer
    x = 179,153.39

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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.