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Finding the Fourth Proportional to 104,744.88, 157,141.92 and 34,624.18

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Solution

The fourth proportional to 104,744.88, 157,141.92 and 34,624.18 is: 51,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,744.88 : 157,141.92 = 34,624.18 : x
  2. Step 2: Convert to fraction form
    104,744.88/157,141.92 = 34,624.18/x
  3. Step 3: Cross multiply
    104,744.88x = 157,141.92 × 34,624.18
  4. Step 4: Simplify right side
    104,744.88x = 5,440,910,123.63
  5. Step 5: Solve for x
    x = 5,440,910,123.63/104,744.88
  6. Step 6: Final answer
    x = 51,944.40

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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.