Home / 49,193.40-73,790.10-19,615.80

Finding the Fourth Proportional to 49,193.40, 73,790.10 and 19,615.80

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Solution

The fourth proportional to 49,193.40, 73,790.10 and 19,615.80 is: 29,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,193.40 : 73,790.10 = 19,615.80 : x
  2. Step 2: Convert to fraction form
    49,193.40/73,790.10 = 19,615.80/x
  3. Step 3: Cross multiply
    49,193.40x = 73,790.10 × 19,615.80
  4. Step 4: Simplify right side
    49,193.40x = 1,447,451,843.58
  5. Step 5: Solve for x
    x = 1,447,451,843.58/49,193.40
  6. Step 6: Final answer
    x = 29,423.70

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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.