Home / 196,501.32-271,192.32-111,623.04

Finding the Fourth Proportional to 196,501.32, 271,192.32 and 111,623.04

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Solution

The fourth proportional to 196,501.32, 271,192.32 and 111,623.04 is: 154,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,501.32 : 271,192.32 = 111,623.04 : x
  2. Step 2: Convert to fraction form
    196,501.32/271,192.32 = 111,623.04/x
  3. Step 3: Cross multiply
    196,501.32x = 271,192.32 × 111,623.04
  4. Step 4: Simplify right side
    196,501.32x = 30,271,311,183.05
  5. Step 5: Solve for x
    x = 30,271,311,183.05/196,501.32
  6. Step 6: Final answer
    x = 154,051.44

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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.