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Finding the Fourth Proportional to 104,563.21, 156,846.53 and 37,961.77

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Solution

The fourth proportional to 104,563.21, 156,846.53 and 37,961.77 is: 56,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.21 : 156,846.53 = 37,961.77 : x
  2. Step 2: Convert to fraction form
    104,563.21/156,846.53 = 37,961.77/x
  3. Step 3: Cross multiply
    104,563.21x = 156,846.53 × 37,961.77
  4. Step 4: Simplify right side
    104,563.21x = 5,954,171,897.16
  5. Step 5: Solve for x
    x = 5,954,171,897.16/104,563.21
  6. Step 6: Final answer
    x = 56,943.28

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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.