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Finding the Fourth Proportional to 173,310.60, 260,063.10 and 73,453.80

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Solution

The fourth proportional to 173,310.60, 260,063.10 and 73,453.80 is: 110,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,310.60 : 260,063.10 = 73,453.80 : x
  2. Step 2: Convert to fraction form
    173,310.60/260,063.10 = 73,453.80/x
  3. Step 3: Cross multiply
    173,310.60x = 260,063.10 × 73,453.80
  4. Step 4: Simplify right side
    173,310.60x = 19,102,622,934.78
  5. Step 5: Solve for x
    x = 19,102,622,934.78/173,310.60
  6. Step 6: Final answer
    x = 110,221.90

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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.