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Finding the Fourth Proportional to 179,260, 268,890 and 54,601

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Solution

The fourth proportional to 179,260, 268,890 and 54,601 is: 81,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,260 : 268,890 = 54,601 : x
  2. Step 2: Convert to fraction form
    179,260/268,890 = 54,601/x
  3. Step 3: Cross multiply
    179,260x = 268,890 × 54,601
  4. Step 4: Simplify right side
    179,260x = 14,681,662,890
  5. Step 5: Solve for x
    x = 14,681,662,890/179,260
  6. Step 6: Final answer
    x = 81,901.50

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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.