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Finding the Fourth Proportional to 163,245.38, 244,868.02 and 107,072.51

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Solution

The fourth proportional to 163,245.38, 244,868.02 and 107,072.51 is: 160,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,245.38 : 244,868.02 = 107,072.51 : x
  2. Step 2: Convert to fraction form
    163,245.38/244,868.02 = 107,072.51/x
  3. Step 3: Cross multiply
    163,245.38x = 244,868.02 × 107,072.51
  4. Step 4: Simplify right side
    163,245.38x = 26,218,633,469.65
  5. Step 5: Solve for x
    x = 26,218,633,469.65/163,245.38
  6. Step 6: Final answer
    x = 160,608.74

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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.