Home / 49,218.40-73,827.60-18,049.60

Finding the Fourth Proportional to 49,218.40, 73,827.60 and 18,049.60

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Solution

The fourth proportional to 49,218.40, 73,827.60 and 18,049.60 is: 27,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,218.40 : 73,827.60 = 18,049.60 : x
  2. Step 2: Convert to fraction form
    49,218.40/73,827.60 = 18,049.60/x
  3. Step 3: Cross multiply
    49,218.40x = 73,827.60 × 18,049.60
  4. Step 4: Simplify right side
    49,218.40x = 1,332,558,648.96
  5. Step 5: Solve for x
    x = 1,332,558,648.96/49,218.40
  6. Step 6: Final answer
    x = 27,074.40

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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.