Home / 166,331.76-229,620.72-102,704.64

Finding the Fourth Proportional to 166,331.76, 229,620.72 and 102,704.64

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Solution

The fourth proportional to 166,331.76, 229,620.72 and 102,704.64 is: 141,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,331.76 : 229,620.72 = 102,704.64 : x
  2. Step 2: Convert to fraction form
    166,331.76/229,620.72 = 102,704.64/x
  3. Step 3: Cross multiply
    166,331.76x = 229,620.72 × 102,704.64
  4. Step 4: Simplify right side
    166,331.76x = 23,583,113,384.14
  5. Step 5: Solve for x
    x = 23,583,113,384.14/166,331.76
  6. Step 6: Final answer
    x = 141,783.59

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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.