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Finding the Fourth Proportional to 170,279.73, 255,025.94 and 164,374.83

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Solution

The fourth proportional to 170,279.73, 255,025.94 and 164,374.83 is: 246,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,279.73 : 255,025.94 = 164,374.83 : x
  2. Step 2: Convert to fraction form
    170,279.73/255,025.94 = 164,374.83/x
  3. Step 3: Cross multiply
    170,279.73x = 255,025.94 × 164,374.83
  4. Step 4: Simplify right side
    170,279.73x = 41,919,844,711.22
  5. Step 5: Solve for x
    x = 41,919,844,711.22/170,279.73
  6. Step 6: Final answer
    x = 246,182.24

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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.