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Finding the Fourth Proportional to 173,850.88, 239,905.92 and 106,769.92

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Solution

The fourth proportional to 173,850.88, 239,905.92 and 106,769.92 is: 147,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,850.88 : 239,905.92 = 106,769.92 : x
  2. Step 2: Convert to fraction form
    173,850.88/239,905.92 = 106,769.92/x
  3. Step 3: Cross multiply
    173,850.88x = 239,905.92 × 106,769.92
  4. Step 4: Simplify right side
    173,850.88x = 25,614,735,885.93
  5. Step 5: Solve for x
    x = 25,614,735,885.93/173,850.88
  6. Step 6: Final answer
    x = 147,337.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.