Home / 68,149.63-102,241.46-23,776.75

Finding the Fourth Proportional to 68,149.63, 102,241.46 and 23,776.75

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Solution

The fourth proportional to 68,149.63, 102,241.46 and 23,776.75 is: 35,671.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,149.63 : 102,241.46 = 23,776.75 : x
  2. Step 2: Convert to fraction form
    68,149.63/102,241.46 = 23,776.75/x
  3. Step 3: Cross multiply
    68,149.63x = 102,241.46 × 23,776.75
  4. Step 4: Simplify right side
    68,149.63x = 2,430,969,634.06
  5. Step 5: Solve for x
    x = 2,430,969,634.06/68,149.63
  6. Step 6: Final answer
    x = 35,671.06

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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.