Home / 48,674.82-73,012.50-20,587.80

Finding the Fourth Proportional to 48,674.82, 73,012.50 and 20,587.80

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Solution

The fourth proportional to 48,674.82, 73,012.50 and 20,587.80 is: 30,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,674.82 : 73,012.50 = 20,587.80 : x
  2. Step 2: Convert to fraction form
    48,674.82/73,012.50 = 20,587.80/x
  3. Step 3: Cross multiply
    48,674.82x = 73,012.50 × 20,587.80
  4. Step 4: Simplify right side
    48,674.82x = 1,503,166,747.50
  5. Step 5: Solve for x
    x = 1,503,166,747.50/48,674.82
  6. Step 6: Final answer
    x = 30,881.81

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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.