Home / 196,853.09-271,654.20-110,811.87

Finding the Fourth Proportional to 196,853.09, 271,654.20 and 110,811.87

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Solution

The fourth proportional to 196,853.09, 271,654.20 and 110,811.87 is: 152,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,853.09 : 271,654.20 = 110,811.87 : x
  2. Step 2: Convert to fraction form
    196,853.09/271,654.20 = 110,811.87/x
  3. Step 3: Cross multiply
    196,853.09x = 271,654.20 × 110,811.87
  4. Step 4: Simplify right side
    196,853.09x = 30,102,509,895.35
  5. Step 5: Solve for x
    x = 30,102,509,895.35/196,853.09
  6. Step 6: Final answer
    x = 152,918.66

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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.