Home / 48,824.90-73,240.21-18,839.30

Finding the Fourth Proportional to 48,824.90, 73,240.21 and 18,839.30

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Solution

The fourth proportional to 48,824.90, 73,240.21 and 18,839.30 is: 28,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,824.90 : 73,240.21 = 18,839.30 : x
  2. Step 2: Convert to fraction form
    48,824.90/73,240.21 = 18,839.30/x
  3. Step 3: Cross multiply
    48,824.90x = 73,240.21 × 18,839.30
  4. Step 4: Simplify right side
    48,824.90x = 1,379,794,304.59
  5. Step 5: Solve for x
    x = 1,379,794,304.59/48,824.90
  6. Step 6: Final answer
    x = 28,260.05

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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.