Home / 196,202.56-270,686.64-119,695.36

Finding the Fourth Proportional to 196,202.56, 270,686.64 and 119,695.36

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Solution

The fourth proportional to 196,202.56, 270,686.64 and 119,695.36 is: 165,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,202.56 : 270,686.64 = 119,695.36 : x
  2. Step 2: Convert to fraction form
    196,202.56/270,686.64 = 119,695.36/x
  3. Step 3: Cross multiply
    196,202.56x = 270,686.64 × 119,695.36
  4. Step 4: Simplify right side
    196,202.56x = 32,399,934,821.99
  5. Step 5: Solve for x
    x = 32,399,934,821.99/196,202.56
  6. Step 6: Final answer
    x = 165,135.13

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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.