Home / 49,272.20-73,919.10-15,986.60

Finding the Fourth Proportional to 49,272.20, 73,919.10 and 15,986.60

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Solution

The fourth proportional to 49,272.20, 73,919.10 and 15,986.60 is: 23,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.20 : 73,919.10 = 15,986.60 : x
  2. Step 2: Convert to fraction form
    49,272.20/73,919.10 = 15,986.60/x
  3. Step 3: Cross multiply
    49,272.20x = 73,919.10 × 15,986.60
  4. Step 4: Simplify right side
    49,272.20x = 1,181,715,084.06
  5. Step 5: Solve for x
    x = 1,181,715,084.06/49,272.20
  6. Step 6: Final answer
    x = 23,983.40

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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.