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Finding the Fourth Proportional to 104,754.80, 157,133.68 and 29,874.96

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Solution

The fourth proportional to 104,754.80, 157,133.68 and 29,874.96 is: 44,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,754.80 : 157,133.68 = 29,874.96 : x
  2. Step 2: Convert to fraction form
    104,754.80/157,133.68 = 29,874.96/x
  3. Step 3: Cross multiply
    104,754.80x = 157,133.68 × 29,874.96
  4. Step 4: Simplify right side
    104,754.80x = 4,694,362,404.65
  5. Step 5: Solve for x
    x = 4,694,362,404.65/104,754.80
  6. Step 6: Final answer
    x = 44,812.86

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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.