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Finding the Fourth Proportional to 104,382.54, 156,582.24 and 29,503.28

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Solution

The fourth proportional to 104,382.54, 156,582.24 and 29,503.28 is: 44,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,382.54 : 156,582.24 = 29,503.28 : x
  2. Step 2: Convert to fraction form
    104,382.54/156,582.24 = 29,503.28/x
  3. Step 3: Cross multiply
    104,382.54x = 156,582.24 × 29,503.28
  4. Step 4: Simplify right side
    104,382.54x = 4,619,689,669.75
  5. Step 5: Solve for x
    x = 4,619,689,669.75/104,382.54
  6. Step 6: Final answer
    x = 44,257.30

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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.