Home / 104,621.76-156,997.26-41,431.24

Finding the Fourth Proportional to 104,621.76, 156,997.26 and 41,431.24

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Solution

The fourth proportional to 104,621.76, 156,997.26 and 41,431.24 is: 62,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,621.76 : 156,997.26 = 41,431.24 : x
  2. Step 2: Convert to fraction form
    104,621.76/156,997.26 = 41,431.24/x
  3. Step 3: Cross multiply
    104,621.76x = 156,997.26 × 41,431.24
  4. Step 4: Simplify right side
    104,621.76x = 6,504,591,158.40
  5. Step 5: Solve for x
    x = 6,504,591,158.40/104,621.76
  6. Step 6: Final answer
    x = 62,172.45

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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.