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Finding the Fourth Proportional to 182,696.92, 273,656.04 and 87,787.60

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Solution

The fourth proportional to 182,696.92, 273,656.04 and 87,787.60 is: 131,494.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,696.92 : 273,656.04 = 87,787.60 : x
  2. Step 2: Convert to fraction form
    182,696.92/273,656.04 = 87,787.60/x
  3. Step 3: Cross multiply
    182,696.92x = 273,656.04 × 87,787.60
  4. Step 4: Simplify right side
    182,696.92x = 24,023,606,977.10
  5. Step 5: Solve for x
    x = 24,023,606,977.10/182,696.92
  6. Step 6: Final answer
    x = 131,494.32

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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.