Home / 49,273.60-73,910.40-18,104.80

Finding the Fourth Proportional to 49,273.60, 73,910.40 and 18,104.80

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Solution

The fourth proportional to 49,273.60, 73,910.40 and 18,104.80 is: 27,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,273.60 : 73,910.40 = 18,104.80 : x
  2. Step 2: Convert to fraction form
    49,273.60/73,910.40 = 18,104.80/x
  3. Step 3: Cross multiply
    49,273.60x = 73,910.40 × 18,104.80
  4. Step 4: Simplify right side
    49,273.60x = 1,338,133,009.92
  5. Step 5: Solve for x
    x = 1,338,133,009.92/49,273.60
  6. Step 6: Final answer
    x = 27,157.20

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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.