Home / 181,198.76-271,674.12-92,280.20

Finding the Fourth Proportional to 181,198.76, 271,674.12 and 92,280.20

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Solution

The fourth proportional to 181,198.76, 271,674.12 and 92,280.20 is: 138,357.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,198.76 : 271,674.12 = 92,280.20 : x
  2. Step 2: Convert to fraction form
    181,198.76/271,674.12 = 92,280.20/x
  3. Step 3: Cross multiply
    181,198.76x = 271,674.12 × 92,280.20
  4. Step 4: Simplify right side
    181,198.76x = 25,070,142,128.42
  5. Step 5: Solve for x
    x = 25,070,142,128.42/181,198.76
  6. Step 6: Final answer
    x = 138,357.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.