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Finding the Fourth Proportional to 164,394.19, 246,392.98 and 80,027.89

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Solution

The fourth proportional to 164,394.19, 246,392.98 and 80,027.89 is: 119,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,394.19 : 246,392.98 = 80,027.89 : x
  2. Step 2: Convert to fraction form
    164,394.19/246,392.98 = 80,027.89/x
  3. Step 3: Cross multiply
    164,394.19x = 246,392.98 × 80,027.89
  4. Step 4: Simplify right side
    164,394.19x = 19,718,310,300.21
  5. Step 5: Solve for x
    x = 19,718,310,300.21/164,394.19
  6. Step 6: Final answer
    x = 119,945.30

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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.