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Finding the Fourth Proportional to 173,164.40, 259,722.30 and 54,847.70

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Solution

The fourth proportional to 173,164.40, 259,722.30 and 54,847.70 is: 82,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,164.40 : 259,722.30 = 54,847.70 : x
  2. Step 2: Convert to fraction form
    173,164.40/259,722.30 = 54,847.70/x
  3. Step 3: Cross multiply
    173,164.40x = 259,722.30 × 54,847.70
  4. Step 4: Simplify right side
    173,164.40x = 14,245,170,793.71
  5. Step 5: Solve for x
    x = 14,245,170,793.71/173,164.40
  6. Step 6: Final answer
    x = 82,263.85

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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.