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Finding the Fourth Proportional to 179,147.95, 268,763.45 and 60,819.30

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Solution

The fourth proportional to 179,147.95, 268,763.45 and 60,819.30 is: 91,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,147.95 : 268,763.45 = 60,819.30 : x
  2. Step 2: Convert to fraction form
    179,147.95/268,763.45 = 60,819.30/x
  3. Step 3: Cross multiply
    179,147.95x = 268,763.45 × 60,819.30
  4. Step 4: Simplify right side
    179,147.95x = 16,346,004,176.70
  5. Step 5: Solve for x
    x = 16,346,004,176.70/179,147.95
  6. Step 6: Final answer
    x = 91,243.04

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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.