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Finding the Fourth Proportional to 173,047.80, 259,571.70 and 106,908.60

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Solution

The fourth proportional to 173,047.80, 259,571.70 and 106,908.60 is: 160,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,047.80 : 259,571.70 = 106,908.60 : x
  2. Step 2: Convert to fraction form
    173,047.80/259,571.70 = 106,908.60/x
  3. Step 3: Cross multiply
    173,047.80x = 259,571.70 × 106,908.60
  4. Step 4: Simplify right side
    173,047.80x = 27,750,447,046.62
  5. Step 5: Solve for x
    x = 27,750,447,046.62/173,047.80
  6. Step 6: Final answer
    x = 160,362.90

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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.