Home / 199,234.20-298,448.10-124,123.80

Finding the Fourth Proportional to 199,234.20, 298,448.10 and 124,123.80

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Solution

The fourth proportional to 199,234.20, 298,448.10 and 124,123.80 is: 185,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,234.20 : 298,448.10 = 124,123.80 : x
  2. Step 2: Convert to fraction form
    199,234.20/298,448.10 = 124,123.80/x
  3. Step 3: Cross multiply
    199,234.20x = 298,448.10 × 124,123.80
  4. Step 4: Simplify right side
    199,234.20x = 37,044,512,274.78
  5. Step 5: Solve for x
    x = 37,044,512,274.78/199,234.20
  6. Step 6: Final answer
    x = 185,934.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.