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Finding the Fourth Proportional to 241,310.72, 332,993.76 and 145,760.96

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Solution

The fourth proportional to 241,310.72, 332,993.76 and 145,760.96 is: 201,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,310.72 : 332,993.76 = 145,760.96 : x
  2. Step 2: Convert to fraction form
    241,310.72/332,993.76 = 145,760.96/x
  3. Step 3: Cross multiply
    241,310.72x = 332,993.76 × 145,760.96
  4. Step 4: Simplify right side
    241,310.72x = 48,537,490,131.61
  5. Step 5: Solve for x
    x = 48,537,490,131.61/241,310.72
  6. Step 6: Final answer
    x = 201,141.04

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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.