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Finding the Fourth Proportional to 173,954.92, 260,891.46 and 98,086.06

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Solution

The fourth proportional to 173,954.92, 260,891.46 and 98,086.06 is: 147,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,954.92 : 260,891.46 = 98,086.06 : x
  2. Step 2: Convert to fraction form
    173,954.92/260,891.46 = 98,086.06/x
  3. Step 3: Cross multiply
    173,954.92x = 260,891.46 × 98,086.06
  4. Step 4: Simplify right side
    173,954.92x = 25,589,815,399.05
  5. Step 5: Solve for x
    x = 25,589,815,399.05/173,954.92
  6. Step 6: Final answer
    x = 147,106.02

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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.