Home / 271,850.17-407,775.26-84,877.69

Finding the Fourth Proportional to 271,850.17, 407,775.26 and 84,877.69

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Solution

The fourth proportional to 271,850.17, 407,775.26 and 84,877.69 is: 127,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,850.17 : 407,775.26 = 84,877.69 : x
  2. Step 2: Convert to fraction form
    271,850.17/407,775.26 = 84,877.69/x
  3. Step 3: Cross multiply
    271,850.17x = 407,775.26 × 84,877.69
  4. Step 4: Simplify right side
    271,850.17x = 34,611,022,107.95
  5. Step 5: Solve for x
    x = 34,611,022,107.95/271,850.17
  6. Step 6: Final answer
    x = 127,316.54

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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.