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Finding the Fourth Proportional to 177,099.63, 265,504.68 and 82,388.85

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Solution

The fourth proportional to 177,099.63, 265,504.68 and 82,388.85 is: 123,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,099.63 : 265,504.68 = 82,388.85 : x
  2. Step 2: Convert to fraction form
    177,099.63/265,504.68 = 82,388.85/x
  3. Step 3: Cross multiply
    177,099.63x = 265,504.68 × 82,388.85
  4. Step 4: Simplify right side
    177,099.63x = 21,874,625,254.82
  5. Step 5: Solve for x
    x = 21,874,625,254.82/177,099.63
  6. Step 6: Final answer
    x = 123,515.93

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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.