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Finding the Fourth Proportional to 163,193.44, 244,801.64 and 68,327.89

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Solution

The fourth proportional to 163,193.44, 244,801.64 and 68,327.89 is: 102,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,193.44 : 244,801.64 = 68,327.89 : x
  2. Step 2: Convert to fraction form
    163,193.44/244,801.64 = 68,327.89/x
  3. Step 3: Cross multiply
    163,193.44x = 244,801.64 × 68,327.89
  4. Step 4: Simplify right side
    163,193.44x = 16,726,779,529.74
  5. Step 5: Solve for x
    x = 16,726,779,529.74/163,193.44
  6. Step 6: Final answer
    x = 102,496.64

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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.