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Finding the Fourth Proportional to 173,504.68, 260,282.94 and 55,179.88

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Solution

The fourth proportional to 173,504.68, 260,282.94 and 55,179.88 is: 82,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,504.68 : 260,282.94 = 55,179.88 : x
  2. Step 2: Convert to fraction form
    173,504.68/260,282.94 = 55,179.88/x
  3. Step 3: Cross multiply
    173,504.68x = 260,282.94 × 55,179.88
  4. Step 4: Simplify right side
    173,504.68x = 14,362,381,395.25
  5. Step 5: Solve for x
    x = 14,362,381,395.25/173,504.68
  6. Step 6: Final answer
    x = 82,778.06

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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.