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Finding the Fourth Proportional to 164,321.92, 246,463.84 and 46,002.72

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Solution

The fourth proportional to 164,321.92, 246,463.84 and 46,002.72 is: 68,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,321.92 : 246,463.84 = 46,002.72 : x
  2. Step 2: Convert to fraction form
    164,321.92/246,463.84 = 46,002.72/x
  3. Step 3: Cross multiply
    164,321.92x = 246,463.84 × 46,002.72
  4. Step 4: Simplify right side
    164,321.92x = 11,338,007,021.64
  5. Step 5: Solve for x
    x = 11,338,007,021.64/164,321.92
  6. Step 6: Final answer
    x = 68,998.75

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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.