Home / 196,787.05-271,517.94-110,729.25

Finding the Fourth Proportional to 196,787.05, 271,517.94 and 110,729.25

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Solution

The fourth proportional to 196,787.05, 271,517.94 and 110,729.25 is: 152,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,787.05 : 271,517.94 = 110,729.25 : x
  2. Step 2: Convert to fraction form
    196,787.05/271,517.94 = 110,729.25/x
  3. Step 3: Cross multiply
    196,787.05x = 271,517.94 × 110,729.25
  4. Step 4: Simplify right side
    196,787.05x = 30,064,977,857.75
  5. Step 5: Solve for x
    x = 30,064,977,857.75/196,787.05
  6. Step 6: Final answer
    x = 152,779.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.