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Finding the Fourth Proportional to 173,486.06, 260,051.83 and 98,447.75

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Solution

The fourth proportional to 173,486.06, 260,051.83 and 98,447.75 is: 147,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,486.06 : 260,051.83 = 98,447.75 : x
  2. Step 2: Convert to fraction form
    173,486.06/260,051.83 = 98,447.75/x
  3. Step 3: Cross multiply
    173,486.06x = 260,051.83 × 98,447.75
  4. Step 4: Simplify right side
    173,486.06x = 25,601,517,546.88
  5. Step 5: Solve for x
    x = 25,601,517,546.88/173,486.06
  6. Step 6: Final answer
    x = 147,571.04

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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.