Home / 41,068.78-61,609.25-12,982.46

Finding the Fourth Proportional to 41,068.78, 61,609.25 and 12,982.46

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Solution

The fourth proportional to 41,068.78, 61,609.25 and 12,982.46 is: 19,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,068.78 : 61,609.25 = 12,982.46 : x
  2. Step 2: Convert to fraction form
    41,068.78/61,609.25 = 12,982.46/x
  3. Step 3: Cross multiply
    41,068.78x = 61,609.25 × 12,982.46
  4. Step 4: Simplify right side
    41,068.78x = 799,839,404.82
  5. Step 5: Solve for x
    x = 799,839,404.82/41,068.78
  6. Step 6: Final answer
    x = 19,475.61

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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.