Home / 55,126.98-82,679.54-15,684.44

Finding the Fourth Proportional to 55,126.98, 82,679.54 and 15,684.44

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Solution

The fourth proportional to 55,126.98, 82,679.54 and 15,684.44 is: 23,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.98 : 82,679.54 = 15,684.44 : x
  2. Step 2: Convert to fraction form
    55,126.98/82,679.54 = 15,684.44/x
  3. Step 3: Cross multiply
    55,126.98x = 82,679.54 × 15,684.44
  4. Step 4: Simplify right side
    55,126.98x = 1,296,781,792.54
  5. Step 5: Solve for x
    x = 1,296,781,792.54/55,126.98
  6. Step 6: Final answer
    x = 23,523.54

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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.