Home / 129,852.60-194,754.30-45,592.97

Finding the Fourth Proportional to 129,852.60, 194,754.30 and 45,592.97

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Solution

The fourth proportional to 129,852.60, 194,754.30 and 45,592.97 is: 68,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,852.60 : 194,754.30 = 45,592.97 : x
  2. Step 2: Convert to fraction form
    129,852.60/194,754.30 = 45,592.97/x
  3. Step 3: Cross multiply
    129,852.60x = 194,754.30 × 45,592.97
  4. Step 4: Simplify right side
    129,852.60x = 8,879,425,983.50
  5. Step 5: Solve for x
    x = 8,879,425,983.50/129,852.60
  6. Step 6: Final answer
    x = 68,380.81

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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.