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Finding the Fourth Proportional to 173,166.80, 259,623.48 and 54,771.92

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Solution

The fourth proportional to 173,166.80, 259,623.48 and 54,771.92 is: 82,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,166.80 : 259,623.48 = 54,771.92 : x
  2. Step 2: Convert to fraction form
    173,166.80/259,623.48 = 54,771.92/x
  3. Step 3: Cross multiply
    173,166.80x = 259,623.48 × 54,771.92
  4. Step 4: Simplify right side
    173,166.80x = 14,220,076,476.68
  5. Step 5: Solve for x
    x = 14,220,076,476.68/173,166.80
  6. Step 6: Final answer
    x = 82,117.80

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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.