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Finding the Fourth Proportional to 173,120.92, 259,524.66 and 67,911.64

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Solution

The fourth proportional to 173,120.92, 259,524.66 and 67,911.64 is: 101,805.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,120.92 : 259,524.66 = 67,911.64 : x
  2. Step 2: Convert to fraction form
    173,120.92/259,524.66 = 67,911.64/x
  3. Step 3: Cross multiply
    173,120.92x = 259,524.66 × 67,911.64
  4. Step 4: Simplify right side
    173,120.92x = 17,624,745,281.04
  5. Step 5: Solve for x
    x = 17,624,745,281.04/173,120.92
  6. Step 6: Final answer
    x = 101,805.98

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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.