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Finding the Fourth Proportional to 173,558.80, 260,046.60 and 84,620.80

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Solution

The fourth proportional to 173,558.80, 260,046.60 and 84,620.80 is: 126,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,558.80 : 260,046.60 = 84,620.80 : x
  2. Step 2: Convert to fraction form
    173,558.80/260,046.60 = 84,620.80/x
  3. Step 3: Cross multiply
    173,558.80x = 260,046.60 × 84,620.80
  4. Step 4: Simplify right side
    173,558.80x = 22,005,351,329.28
  5. Step 5: Solve for x
    x = 22,005,351,329.28/173,558.80
  6. Step 6: Final answer
    x = 126,789.03

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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.