Home / 196,475.25-271,135.85-107,051.25

Finding the Fourth Proportional to 196,475.25, 271,135.85 and 107,051.25

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Solution

The fourth proportional to 196,475.25, 271,135.85 and 107,051.25 is: 147,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,475.25 : 271,135.85 = 107,051.25 : x
  2. Step 2: Convert to fraction form
    196,475.25/271,135.85 = 107,051.25/x
  3. Step 3: Cross multiply
    196,475.25x = 271,135.85 × 107,051.25
  4. Step 4: Simplify right side
    196,475.25x = 29,025,431,127.06
  5. Step 5: Solve for x
    x = 29,025,431,127.06/196,475.25
  6. Step 6: Final answer
    x = 147,730.73

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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.