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Finding the Fourth Proportional to 104,351.96, 156,537.30 and 29,472.86

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Solution

The fourth proportional to 104,351.96, 156,537.30 and 29,472.86 is: 44,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,351.96 : 156,537.30 = 29,472.86 : x
  2. Step 2: Convert to fraction form
    104,351.96/156,537.30 = 29,472.86/x
  3. Step 3: Cross multiply
    104,351.96x = 156,537.30 × 29,472.86
  4. Step 4: Simplify right side
    104,351.96x = 4,613,601,927.68
  5. Step 5: Solve for x
    x = 4,613,601,927.68/104,351.96
  6. Step 6: Final answer
    x = 44,211.93

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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.