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Finding the Fourth Proportional to 242,620.54, 364,043.54 and 92,811.31

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Solution

The fourth proportional to 242,620.54, 364,043.54 and 92,811.31 is: 139,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,620.54 : 364,043.54 = 92,811.31 : x
  2. Step 2: Convert to fraction form
    242,620.54/364,043.54 = 92,811.31/x
  3. Step 3: Cross multiply
    242,620.54x = 364,043.54 × 92,811.31
  4. Step 4: Simplify right side
    242,620.54x = 33,787,357,844.44
  5. Step 5: Solve for x
    x = 33,787,357,844.44/242,620.54
  6. Step 6: Final answer
    x = 139,260.09

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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.