Home / 196,551.48-271,248.30-111,682.92

Finding the Fourth Proportional to 196,551.48, 271,248.30 and 111,682.92

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Solution

The fourth proportional to 196,551.48, 271,248.30 and 111,682.92 is: 154,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,551.48 : 271,248.30 = 111,682.92 : x
  2. Step 2: Convert to fraction form
    196,551.48/271,248.30 = 111,682.92/x
  3. Step 3: Cross multiply
    196,551.48x = 271,248.30 × 111,682.92
  4. Step 4: Simplify right side
    196,551.48x = 30,293,802,189.04
  5. Step 5: Solve for x
    x = 30,293,802,189.04/196,551.48
  6. Step 6: Final answer
    x = 154,126.55

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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.