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Finding the Fourth Proportional to 104,263.54, 156,401.92 and 36,787.16

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Solution

The fourth proportional to 104,263.54, 156,401.92 and 36,787.16 is: 55,183.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,263.54 : 156,401.92 = 36,787.16 : x
  2. Step 2: Convert to fraction form
    104,263.54/156,401.92 = 36,787.16/x
  3. Step 3: Cross multiply
    104,263.54x = 156,401.92 × 36,787.16
  4. Step 4: Simplify right side
    104,263.54x = 5,753,582,892.34
  5. Step 5: Solve for x
    x = 5,753,582,892.34/104,263.54
  6. Step 6: Final answer
    x = 55,183.08

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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.