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Finding the Fourth Proportional to 168,499.50, 232,529.31 and 108,883.50

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Solution

The fourth proportional to 168,499.50, 232,529.31 and 108,883.50 is: 150,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,499.50 : 232,529.31 = 108,883.50 : x
  2. Step 2: Convert to fraction form
    168,499.50/232,529.31 = 108,883.50/x
  3. Step 3: Cross multiply
    168,499.50x = 232,529.31 × 108,883.50
  4. Step 4: Simplify right side
    168,499.50x = 25,318,605,125.39
  5. Step 5: Solve for x
    x = 25,318,605,125.39/168,499.50
  6. Step 6: Final answer
    x = 150,259.23

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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.