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Finding the Fourth Proportional to 104,301.96, 156,462.12 and 29,422.68

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Solution

The fourth proportional to 104,301.96, 156,462.12 and 29,422.68 is: 44,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,301.96 : 156,462.12 = 29,422.68 : x
  2. Step 2: Convert to fraction form
    104,301.96/156,462.12 = 29,422.68/x
  3. Step 3: Cross multiply
    104,301.96x = 156,462.12 × 29,422.68
  4. Step 4: Simplify right side
    104,301.96x = 4,603,534,888.88
  5. Step 5: Solve for x
    x = 4,603,534,888.88/104,301.96
  6. Step 6: Final answer
    x = 44,136.61

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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.