Home / 41,621.80-62,432.70-12,040.60

Finding the Fourth Proportional to 41,621.80, 62,432.70 and 12,040.60

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Solution

The fourth proportional to 41,621.80, 62,432.70 and 12,040.60 is: 18,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.80 : 62,432.70 = 12,040.60 : x
  2. Step 2: Convert to fraction form
    41,621.80/62,432.70 = 12,040.60/x
  3. Step 3: Cross multiply
    41,621.80x = 62,432.70 × 12,040.60
  4. Step 4: Simplify right side
    41,621.80x = 751,727,167.62
  5. Step 5: Solve for x
    x = 751,727,167.62/41,621.80
  6. Step 6: Final answer
    x = 18,060.90

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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.