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Finding the Fourth Proportional to 173,592.82, 260,487.57 and 68,485.60

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Solution

The fourth proportional to 173,592.82, 260,487.57 and 68,485.60 is: 102,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,592.82 : 260,487.57 = 68,485.60 : x
  2. Step 2: Convert to fraction form
    173,592.82/260,487.57 = 68,485.60/x
  3. Step 3: Cross multiply
    173,592.82x = 260,487.57 × 68,485.60
  4. Step 4: Simplify right side
    173,592.82x = 17,839,647,523.99
  5. Step 5: Solve for x
    x = 17,839,647,523.99/173,592.82
  6. Step 6: Final answer
    x = 102,767.20

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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.