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Finding the Fourth Proportional to 104,679.55, 156,995.73 and 29,798.04

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Solution

The fourth proportional to 104,679.55, 156,995.73 and 29,798.04 is: 44,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,679.55 : 156,995.73 = 29,798.04 : x
  2. Step 2: Convert to fraction form
    104,679.55/156,995.73 = 29,798.04/x
  3. Step 3: Cross multiply
    104,679.55x = 156,995.73 × 29,798.04
  4. Step 4: Simplify right side
    104,679.55x = 4,678,165,042.37
  5. Step 5: Solve for x
    x = 4,678,165,042.37/104,679.55
  6. Step 6: Final answer
    x = 44,690.34

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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.