Home / 196,841.28-271,636.12-111,952.92

Finding the Fourth Proportional to 196,841.28, 271,636.12 and 111,952.92

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Solution

The fourth proportional to 196,841.28, 271,636.12 and 111,952.92 is: 154,492.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,841.28 : 271,636.12 = 111,952.92 : x
  2. Step 2: Convert to fraction form
    196,841.28/271,636.12 = 111,952.92/x
  3. Step 3: Cross multiply
    196,841.28x = 271,636.12 × 111,952.92
  4. Step 4: Simplify right side
    196,841.28x = 30,410,456,811.47
  5. Step 5: Solve for x
    x = 30,410,456,811.47/196,841.28
  6. Step 6: Final answer
    x = 154,492.27

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1.5x scale

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.