Home / 164,772.52-247,178.22-123,481.96

Finding the Fourth Proportional to 164,772.52, 247,178.22 and 123,481.96

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Solution

The fourth proportional to 164,772.52, 247,178.22 and 123,481.96 is: 185,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,772.52 : 247,178.22 = 123,481.96 : x
  2. Step 2: Convert to fraction form
    164,772.52/247,178.22 = 123,481.96/x
  3. Step 3: Cross multiply
    164,772.52x = 247,178.22 × 123,481.96
  4. Step 4: Simplify right side
    164,772.52x = 30,522,051,074.91
  5. Step 5: Solve for x
    x = 30,522,051,074.91/164,772.52
  6. Step 6: Final answer
    x = 185,237.51

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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.