Home / 181,200.24-271,744.98-86,380.43

Finding the Fourth Proportional to 181,200.24, 271,744.98 and 86,380.43

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Solution

The fourth proportional to 181,200.24, 271,744.98 and 86,380.43 is: 129,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,200.24 : 271,744.98 = 86,380.43 : x
  2. Step 2: Convert to fraction form
    181,200.24/271,744.98 = 86,380.43/x
  3. Step 3: Cross multiply
    181,200.24x = 271,744.98 × 86,380.43
  4. Step 4: Simplify right side
    181,200.24x = 23,473,446,540.09
  5. Step 5: Solve for x
    x = 23,473,446,540.09/181,200.24
  6. Step 6: Final answer
    x = 129,544.24

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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.