Home / 194,150.78-291,182.27-75,761.18

Finding the Fourth Proportional to 194,150.78, 291,182.27 and 75,761.18

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Solution

The fourth proportional to 194,150.78, 291,182.27 and 75,761.18 is: 113,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,150.78 : 291,182.27 = 75,761.18 : x
  2. Step 2: Convert to fraction form
    194,150.78/291,182.27 = 75,761.18/x
  3. Step 3: Cross multiply
    194,150.78x = 291,182.27 × 75,761.18
  4. Step 4: Simplify right side
    194,150.78x = 22,060,310,535.56
  5. Step 5: Solve for x
    x = 22,060,310,535.56/194,150.78
  6. Step 6: Final answer
    x = 113,624.63

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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.