Home / 41,869.72-62,809.74-13,782.58

Finding the Fourth Proportional to 41,869.72, 62,809.74 and 13,782.58

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Solution

The fourth proportional to 41,869.72, 62,809.74 and 13,782.58 is: 20,675.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,869.72 : 62,809.74 = 13,782.58 : x
  2. Step 2: Convert to fraction form
    41,869.72/62,809.74 = 13,782.58/x
  3. Step 3: Cross multiply
    41,869.72x = 62,809.74 × 13,782.58
  4. Step 4: Simplify right side
    41,869.72x = 865,680,266.33
  5. Step 5: Solve for x
    x = 865,680,266.33/41,869.72
  6. Step 6: Final answer
    x = 20,675.57

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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.