Home / 51,702.26-77,576.43-27,072.50

Finding the Fourth Proportional to 51,702.26, 77,576.43 and 27,072.50

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Solution

The fourth proportional to 51,702.26, 77,576.43 and 27,072.50 is: 40,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,702.26 : 77,576.43 = 27,072.50 : x
  2. Step 2: Convert to fraction form
    51,702.26/77,576.43 = 27,072.50/x
  3. Step 3: Cross multiply
    51,702.26x = 77,576.43 × 27,072.50
  4. Step 4: Simplify right side
    51,702.26x = 2,100,187,901.18
  5. Step 5: Solve for x
    x = 2,100,187,901.18/51,702.26
  6. Step 6: Final answer
    x = 40,620.81

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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.