Home / 166,051.20-229,081.32-108,704.56

Finding the Fourth Proportional to 166,051.20, 229,081.32 and 108,704.56

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Solution

The fourth proportional to 166,051.20, 229,081.32 and 108,704.56 is: 149,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,051.20 : 229,081.32 = 108,704.56 : x
  2. Step 2: Convert to fraction form
    166,051.20/229,081.32 = 108,704.56/x
  3. Step 3: Cross multiply
    166,051.20x = 229,081.32 × 108,704.56
  4. Step 4: Simplify right side
    166,051.20x = 24,902,184,094.82
  5. Step 5: Solve for x
    x = 24,902,184,094.82/166,051.20
  6. Step 6: Final answer
    x = 149,966.90

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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.