Home / 194,986.76-292,286.37-135,697.88

Finding the Fourth Proportional to 194,986.76, 292,286.37 and 135,697.88

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Solution

The fourth proportional to 194,986.76, 292,286.37 and 135,697.88 is: 203,411.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,986.76 : 292,286.37 = 135,697.88 : x
  2. Step 2: Convert to fraction form
    194,986.76/292,286.37 = 135,697.88/x
  3. Step 3: Cross multiply
    194,986.76x = 292,286.37 × 135,697.88
  4. Step 4: Simplify right side
    194,986.76x = 39,662,640,761.90
  5. Step 5: Solve for x
    x = 39,662,640,761.90/194,986.76
  6. Step 6: Final answer
    x = 203,411.97

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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.