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Finding the Fourth Proportional to 179,597.56, 247,846.32 and 99,027.98

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Solution

The fourth proportional to 179,597.56, 247,846.32 and 99,027.98 is: 136,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,597.56 : 247,846.32 = 99,027.98 : x
  2. Step 2: Convert to fraction form
    179,597.56/247,846.32 = 99,027.98/x
  3. Step 3: Cross multiply
    179,597.56x = 247,846.32 × 99,027.98
  4. Step 4: Simplify right side
    179,597.56x = 24,543,720,420.03
  5. Step 5: Solve for x
    x = 24,543,720,420.03/179,597.56
  6. Step 6: Final answer
    x = 136,659.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.