Home / 129,934.34-194,901.20-50,993.36

Finding the Fourth Proportional to 129,934.34, 194,901.20 and 50,993.36

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Solution

The fourth proportional to 129,934.34, 194,901.20 and 50,993.36 is: 76,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,934.34 : 194,901.20 = 50,993.36 : x
  2. Step 2: Convert to fraction form
    129,934.34/194,901.20 = 50,993.36/x
  3. Step 3: Cross multiply
    129,934.34x = 194,901.20 × 50,993.36
  4. Step 4: Simplify right side
    129,934.34x = 9,938,667,056.03
  5. Step 5: Solve for x
    x = 9,938,667,056.03/129,934.34
  6. Step 6: Final answer
    x = 76,489.92

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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.