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Finding the Fourth Proportional to 104,744.99, 157,142.09 and 34,624.30

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Solution

The fourth proportional to 104,744.99, 157,142.09 and 34,624.30 is: 51,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,744.99 : 157,142.09 = 34,624.30 : x
  2. Step 2: Convert to fraction form
    104,744.99/157,142.09 = 34,624.30/x
  3. Step 3: Cross multiply
    104,744.99x = 157,142.09 × 34,624.30
  4. Step 4: Simplify right side
    104,744.99x = 5,440,934,866.79
  5. Step 5: Solve for x
    x = 5,440,934,866.79/104,744.99
  6. Step 6: Final answer
    x = 51,944.58

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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.