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Finding the Fourth Proportional to 176,474.76, 264,761.55 and 71,367.54

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Solution

The fourth proportional to 176,474.76, 264,761.55 and 71,367.54 is: 107,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,474.76 : 264,761.55 = 71,367.54 : x
  2. Step 2: Convert to fraction form
    176,474.76/264,761.55 = 71,367.54/x
  3. Step 3: Cross multiply
    176,474.76x = 264,761.55 × 71,367.54
  4. Step 4: Simplify right side
    176,474.76x = 18,895,380,510.09
  5. Step 5: Solve for x
    x = 18,895,380,510.09/176,474.76
  6. Step 6: Final answer
    x = 107,071.29

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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.