Home / 226,103.28-312,023.76-141,269.52

Finding the Fourth Proportional to 226,103.28, 312,023.76 and 141,269.52

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Solution

The fourth proportional to 226,103.28, 312,023.76 and 141,269.52 is: 194,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,103.28 : 312,023.76 = 141,269.52 : x
  2. Step 2: Convert to fraction form
    226,103.28/312,023.76 = 141,269.52/x
  3. Step 3: Cross multiply
    226,103.28x = 312,023.76 × 141,269.52
  4. Step 4: Simplify right side
    226,103.28x = 44,079,446,803.80
  5. Step 5: Solve for x
    x = 44,079,446,803.80/226,103.28
  6. Step 6: Final answer
    x = 194,952.71

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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.