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Finding the Fourth Proportional to 100,622.50, 150,934.54 and 29,546.27

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Solution

The fourth proportional to 100,622.50, 150,934.54 and 29,546.27 is: 44,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,622.50 : 150,934.54 = 29,546.27 : x
  2. Step 2: Convert to fraction form
    100,622.50/150,934.54 = 29,546.27/x
  3. Step 3: Cross multiply
    100,622.50x = 150,934.54 × 29,546.27
  4. Step 4: Simplify right side
    100,622.50x = 4,459,552,464.03
  5. Step 5: Solve for x
    x = 4,459,552,464.03/100,622.50
  6. Step 6: Final answer
    x = 44,319.63

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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.