Home / 166,426.30-229,620.18-102,784.60

Finding the Fourth Proportional to 166,426.30, 229,620.18 and 102,784.60

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Solution

The fourth proportional to 166,426.30, 229,620.18 and 102,784.60 is: 141,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,426.30 : 229,620.18 = 102,784.60 : x
  2. Step 2: Convert to fraction form
    166,426.30/229,620.18 = 102,784.60/x
  3. Step 3: Cross multiply
    166,426.30x = 229,620.18 × 102,784.60
  4. Step 4: Simplify right side
    166,426.30x = 23,601,418,353.23
  5. Step 5: Solve for x
    x = 23,601,418,353.23/166,426.30
  6. Step 6: Final answer
    x = 141,813.03

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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.