Home / 166,788.45-229,939.26-105,504.15

Finding the Fourth Proportional to 166,788.45, 229,939.26 and 105,504.15

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Solution

The fourth proportional to 166,788.45, 229,939.26 and 105,504.15 is: 145,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,788.45 : 229,939.26 = 105,504.15 : x
  2. Step 2: Convert to fraction form
    166,788.45/229,939.26 = 105,504.15/x
  3. Step 3: Cross multiply
    166,788.45x = 229,939.26 × 105,504.15
  4. Step 4: Simplify right side
    166,788.45x = 24,259,546,644.56
  5. Step 5: Solve for x
    x = 24,259,546,644.56/166,788.45
  6. Step 6: Final answer
    x = 145,451.00

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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.