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Finding the Fourth Proportional to 29,626.38, 44,441.86 and 9,905.02

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Solution

The fourth proportional to 29,626.38, 44,441.86 and 9,905.02 is: 14,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,626.38 : 44,441.86 = 9,905.02 : x
  2. Step 2: Convert to fraction form
    29,626.38/44,441.86 = 9,905.02/x
  3. Step 3: Cross multiply
    29,626.38x = 44,441.86 × 9,905.02
  4. Step 4: Simplify right side
    29,626.38x = 440,197,512.14
  5. Step 5: Solve for x
    x = 440,197,512.14/29,626.38
  6. Step 6: Final answer
    x = 14,858.30

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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.