Home / 196,342.14-270,944.70-119,988.92

Finding the Fourth Proportional to 196,342.14, 270,944.70 and 119,988.92

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Solution

The fourth proportional to 196,342.14, 270,944.70 and 119,988.92 is: 165,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,342.14 : 270,944.70 = 119,988.92 : x
  2. Step 2: Convert to fraction form
    196,342.14/270,944.70 = 119,988.92/x
  3. Step 3: Cross multiply
    196,342.14x = 270,944.70 × 119,988.92
  4. Step 4: Simplify right side
    196,342.14x = 32,510,361,932.72
  5. Step 5: Solve for x
    x = 32,510,361,932.72/196,342.14
  6. Step 6: Final answer
    x = 165,580.15

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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.