Home / 129,734.60-194,601.90-50,822.60

Finding the Fourth Proportional to 129,734.60, 194,601.90 and 50,822.60

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Solution

The fourth proportional to 129,734.60, 194,601.90 and 50,822.60 is: 76,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,734.60 : 194,601.90 = 50,822.60 : x
  2. Step 2: Convert to fraction form
    129,734.60/194,601.90 = 50,822.60/x
  3. Step 3: Cross multiply
    129,734.60x = 194,601.90 × 50,822.60
  4. Step 4: Simplify right side
    129,734.60x = 9,890,174,522.94
  5. Step 5: Solve for x
    x = 9,890,174,522.94/129,734.60
  6. Step 6: Final answer
    x = 76,233.90

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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.