Home / 129,381.21-194,006.19-59,200.38

Finding the Fourth Proportional to 129,381.21, 194,006.19 and 59,200.38

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Solution

The fourth proportional to 129,381.21, 194,006.19 and 59,200.38 is: 88,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,381.21 : 194,006.19 = 59,200.38 : x
  2. Step 2: Convert to fraction form
    129,381.21/194,006.19 = 59,200.38/x
  3. Step 3: Cross multiply
    129,381.21x = 194,006.19 × 59,200.38
  4. Step 4: Simplify right side
    129,381.21x = 11,485,240,170.35
  5. Step 5: Solve for x
    x = 11,485,240,170.35/129,381.21
  6. Step 6: Final answer
    x = 88,770.54

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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.