Home / 129,414.02-194,091.87-50,487.62

Finding the Fourth Proportional to 129,414.02, 194,091.87 and 50,487.62

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Solution

The fourth proportional to 129,414.02, 194,091.87 and 50,487.62 is: 75,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,414.02 : 194,091.87 = 50,487.62 : x
  2. Step 2: Convert to fraction form
    129,414.02/194,091.87 = 50,487.62/x
  3. Step 3: Cross multiply
    129,414.02x = 194,091.87 × 50,487.62
  4. Step 4: Simplify right side
    129,414.02x = 9,799,235,839.98
  5. Step 5: Solve for x
    x = 9,799,235,839.98/129,414.02
  6. Step 6: Final answer
    x = 75,720.05

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1.5x scale

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.