Home / 49,269.20-73,903.80-18,126.80

Finding the Fourth Proportional to 49,269.20, 73,903.80 and 18,126.80

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Solution

The fourth proportional to 49,269.20, 73,903.80 and 18,126.80 is: 27,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,269.20 : 73,903.80 = 18,126.80 : x
  2. Step 2: Convert to fraction form
    49,269.20/73,903.80 = 18,126.80/x
  3. Step 3: Cross multiply
    49,269.20x = 73,903.80 × 18,126.80
  4. Step 4: Simplify right side
    49,269.20x = 1,339,639,401.84
  5. Step 5: Solve for x
    x = 1,339,639,401.84/49,269.20
  6. Step 6: Final answer
    x = 27,190.20

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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.