Home / 51,242.45-76,861.46-17,511.48

Finding the Fourth Proportional to 51,242.45, 76,861.46 and 17,511.48

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Solution

The fourth proportional to 51,242.45, 76,861.46 and 17,511.48 is: 26,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,242.45 : 76,861.46 = 17,511.48 : x
  2. Step 2: Convert to fraction form
    51,242.45/76,861.46 = 17,511.48/x
  3. Step 3: Cross multiply
    51,242.45x = 76,861.46 × 17,511.48
  4. Step 4: Simplify right side
    51,242.45x = 1,345,957,963.34
  5. Step 5: Solve for x
    x = 1,345,957,963.34/51,242.45
  6. Step 6: Final answer
    x = 26,266.47

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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.