Home / 41,379.70-62,095.20-21,672.40

Finding the Fourth Proportional to 41,379.70, 62,095.20 and 21,672.40

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Solution

The fourth proportional to 41,379.70, 62,095.20 and 21,672.40 is: 32,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,379.70 : 62,095.20 = 21,672.40 : x
  2. Step 2: Convert to fraction form
    41,379.70/62,095.20 = 21,672.40/x
  3. Step 3: Cross multiply
    41,379.70x = 62,095.20 × 21,672.40
  4. Step 4: Simplify right side
    41,379.70x = 1,345,752,012.48
  5. Step 5: Solve for x
    x = 1,345,752,012.48/41,379.70
  6. Step 6: Final answer
    x = 32,522.03

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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.