Home / 196,764.93-271,534.35-111,882

Finding the Fourth Proportional to 196,764.93, 271,534.35 and 111,882

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Solution

The fourth proportional to 196,764.93, 271,534.35 and 111,882 is: 154,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,764.93 : 271,534.35 = 111,882 : x
  2. Step 2: Convert to fraction form
    196,764.93/271,534.35 = 111,882/x
  3. Step 3: Cross multiply
    196,764.93x = 271,534.35 × 111,882
  4. Step 4: Simplify right side
    196,764.93x = 30,379,806,146.70
  5. Step 5: Solve for x
    x = 30,379,806,146.70/196,764.93
  6. Step 6: Final answer
    x = 154,396.45

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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.