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Finding the Fourth Proportional to 29,359.80, 44,039.70 and 8,583.30

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Solution

The fourth proportional to 29,359.80, 44,039.70 and 8,583.30 is: 12,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.80 : 44,039.70 = 8,583.30 : x
  2. Step 2: Convert to fraction form
    29,359.80/44,039.70 = 8,583.30/x
  3. Step 3: Cross multiply
    29,359.80x = 44,039.70 × 8,583.30
  4. Step 4: Simplify right side
    29,359.80x = 378,005,957.01
  5. Step 5: Solve for x
    x = 378,005,957.01/29,359.80
  6. Step 6: Final answer
    x = 12,874.95

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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.