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Finding the Fourth Proportional to 104,635.43, 156,929.49 and 29,753.93

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Solution

The fourth proportional to 104,635.43, 156,929.49 and 29,753.93 is: 44,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,635.43 : 156,929.49 = 29,753.93 : x
  2. Step 2: Convert to fraction form
    104,635.43/156,929.49 = 29,753.93/x
  3. Step 3: Cross multiply
    104,635.43x = 156,929.49 × 29,753.93
  4. Step 4: Simplify right side
    104,635.43x = 4,669,269,060.40
  5. Step 5: Solve for x
    x = 4,669,269,060.40/104,635.43
  6. Step 6: Final answer
    x = 44,624.17

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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.