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Finding the Fourth Proportional to 116,074.73, 174,161.31 and 63,422.71

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Solution

The fourth proportional to 116,074.73, 174,161.31 and 63,422.71 is: 95,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,074.73 : 174,161.31 = 63,422.71 : x
  2. Step 2: Convert to fraction form
    116,074.73/174,161.31 = 63,422.71/x
  3. Step 3: Cross multiply
    116,074.73x = 174,161.31 × 63,422.71
  4. Step 4: Simplify right side
    116,074.73x = 11,045,782,257.35
  5. Step 5: Solve for x
    x = 11,045,782,257.35/116,074.73
  6. Step 6: Final answer
    x = 95,160.96

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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.