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Finding the Fourth Proportional to 104,255.96, 156,372.96 and 29,374.16

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Solution

The fourth proportional to 104,255.96, 156,372.96 and 29,374.16 is: 44,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,255.96 : 156,372.96 = 29,374.16 : x
  2. Step 2: Convert to fraction form
    104,255.96/156,372.96 = 29,374.16/x
  3. Step 3: Cross multiply
    104,255.96x = 156,372.96 × 29,374.16
  4. Step 4: Simplify right side
    104,255.96x = 4,593,324,346.71
  5. Step 5: Solve for x
    x = 4,593,324,346.71/104,255.96
  6. Step 6: Final answer
    x = 44,058.15

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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.