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Finding the Fourth Proportional to 69,407.54, 95,782.43 and 37,576.43

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Solution

The fourth proportional to 69,407.54, 95,782.43 and 37,576.43 is: 51,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,407.54 : 95,782.43 = 37,576.43 : x
  2. Step 2: Convert to fraction form
    69,407.54/95,782.43 = 37,576.43/x
  3. Step 3: Cross multiply
    69,407.54x = 95,782.43 × 37,576.43
  4. Step 4: Simplify right side
    69,407.54x = 3,599,161,750.34
  5. Step 5: Solve for x
    x = 3,599,161,750.34/69,407.54
  6. Step 6: Final answer
    x = 51,855.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.