Home / 239,194.22-330,086.49-131,761.76

Finding the Fourth Proportional to 239,194.22, 330,086.49 and 131,761.76

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Solution

The fourth proportional to 239,194.22, 330,086.49 and 131,761.76 is: 181,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,194.22 : 330,086.49 = 131,761.76 : x
  2. Step 2: Convert to fraction form
    239,194.22/330,086.49 = 131,761.76/x
  3. Step 3: Cross multiply
    239,194.22x = 330,086.49 × 131,761.76
  4. Step 4: Simplify right side
    239,194.22x = 43,492,776,874.62
  5. Step 5: Solve for x
    x = 43,492,776,874.62/239,194.22
  6. Step 6: Final answer
    x = 181,830.38

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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.