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Finding the Fourth Proportional to 174,676.45, 261,966.68 and 48,286.69

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Solution

The fourth proportional to 174,676.45, 261,966.68 and 48,286.69 is: 72,416.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,676.45 : 261,966.68 = 48,286.69 : x
  2. Step 2: Convert to fraction form
    174,676.45/261,966.68 = 48,286.69/x
  3. Step 3: Cross multiply
    174,676.45x = 261,966.68 × 48,286.69
  4. Step 4: Simplify right side
    174,676.45x = 12,649,503,626.06
  5. Step 5: Solve for x
    x = 12,649,503,626.06/174,676.45
  6. Step 6: Final answer
    x = 72,416.77

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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.