Home / 48,986.55-73,512.60-17,821.80

Finding the Fourth Proportional to 48,986.55, 73,512.60 and 17,821.80

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Solution

The fourth proportional to 48,986.55, 73,512.60 and 17,821.80 is: 26,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,986.55 : 73,512.60 = 17,821.80 : x
  2. Step 2: Convert to fraction form
    48,986.55/73,512.60 = 17,821.80/x
  3. Step 3: Cross multiply
    48,986.55x = 73,512.60 × 17,821.80
  4. Step 4: Simplify right side
    48,986.55x = 1,310,126,854.68
  5. Step 5: Solve for x
    x = 1,310,126,854.68/48,986.55
  6. Step 6: Final answer
    x = 26,744.62

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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.