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Finding the Fourth Proportional to 179,271.86, 268,845.04 and 52,878.54

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Solution

The fourth proportional to 179,271.86, 268,845.04 and 52,878.54 is: 79,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,271.86 : 268,845.04 = 52,878.54 : x
  2. Step 2: Convert to fraction form
    179,271.86/268,845.04 = 52,878.54/x
  3. Step 3: Cross multiply
    179,271.86x = 268,845.04 × 52,878.54
  4. Step 4: Simplify right side
    179,271.86x = 14,216,133,201.44
  5. Step 5: Solve for x
    x = 14,216,133,201.44/179,271.86
  6. Step 6: Final answer
    x = 79,299.30

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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.