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Finding the Fourth Proportional to 150,576.99, 207,792.65 and 82,593.36

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Solution

The fourth proportional to 150,576.99, 207,792.65 and 82,593.36 is: 113,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,576.99 : 207,792.65 = 82,593.36 : x
  2. Step 2: Convert to fraction form
    150,576.99/207,792.65 = 82,593.36/x
  3. Step 3: Cross multiply
    150,576.99x = 207,792.65 × 82,593.36
  4. Step 4: Simplify right side
    150,576.99x = 17,162,292,733.84
  5. Step 5: Solve for x
    x = 17,162,292,733.84/150,576.99
  6. Step 6: Final answer
    x = 113,976.86

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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.