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Finding the Fourth Proportional to 95,872.91, 143,809.35 and 29,313.03

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Solution

The fourth proportional to 95,872.91, 143,809.35 and 29,313.03 is: 43,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,872.91 : 143,809.35 = 29,313.03 : x
  2. Step 2: Convert to fraction form
    95,872.91/143,809.35 = 29,313.03/x
  3. Step 3: Cross multiply
    95,872.91x = 143,809.35 × 29,313.03
  4. Step 4: Simplify right side
    95,872.91x = 4,215,487,790.83
  5. Step 5: Solve for x
    x = 4,215,487,790.83/95,872.91
  6. Step 6: Final answer
    x = 43,969.54

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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.