Home / 140,584.62-194,086.98-92,976.06

Finding the Fourth Proportional to 140,584.62, 194,086.98 and 92,976.06

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Solution

The fourth proportional to 140,584.62, 194,086.98 and 92,976.06 is: 128,360.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,584.62 : 194,086.98 = 92,976.06 : x
  2. Step 2: Convert to fraction form
    140,584.62/194,086.98 = 92,976.06/x
  3. Step 3: Cross multiply
    140,584.62x = 194,086.98 × 92,976.06
  4. Step 4: Simplify right side
    140,584.62x = 18,045,442,697.70
  5. Step 5: Solve for x
    x = 18,045,442,697.70/140,584.62
  6. Step 6: Final answer
    x = 128,360.01

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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.