Home / 199,496.20-298,841.10-124,385.80

Finding the Fourth Proportional to 199,496.20, 298,841.10 and 124,385.80

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Solution

The fourth proportional to 199,496.20, 298,841.10 and 124,385.80 is: 186,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,496.20 : 298,841.10 = 124,385.80 : x
  2. Step 2: Convert to fraction form
    199,496.20/298,841.10 = 124,385.80/x
  3. Step 3: Cross multiply
    199,496.20x = 298,841.10 × 124,385.80
  4. Step 4: Simplify right side
    199,496.20x = 37,171,589,296.38
  5. Step 5: Solve for x
    x = 37,171,589,296.38/199,496.20
  6. Step 6: Final answer
    x = 186,327.30

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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.