Home / 129,436.28-194,163.21-44,012.34

Finding the Fourth Proportional to 129,436.28, 194,163.21 and 44,012.34

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Solution

The fourth proportional to 129,436.28, 194,163.21 and 44,012.34 is: 66,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,436.28 : 194,163.21 = 44,012.34 : x
  2. Step 2: Convert to fraction form
    129,436.28/194,163.21 = 44,012.34/x
  3. Step 3: Cross multiply
    129,436.28x = 194,163.21 × 44,012.34
  4. Step 4: Simplify right side
    129,436.28x = 8,545,577,214.01
  5. Step 5: Solve for x
    x = 8,545,577,214.01/129,436.28
  6. Step 6: Final answer
    x = 66,021.50

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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.