Home / 196,418.36-271,059.18-111,537.32

Finding the Fourth Proportional to 196,418.36, 271,059.18 and 111,537.32

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Solution

The fourth proportional to 196,418.36, 271,059.18 and 111,537.32 is: 153,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,418.36 : 271,059.18 = 111,537.32 : x
  2. Step 2: Convert to fraction form
    196,418.36/271,059.18 = 111,537.32/x
  3. Step 3: Cross multiply
    196,418.36x = 271,059.18 × 111,537.32
  4. Step 4: Simplify right side
    196,418.36x = 30,233,214,498.60
  5. Step 5: Solve for x
    x = 30,233,214,498.60/196,418.36
  6. Step 6: Final answer
    x = 153,922.55

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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.