Home / 146,861.10-202,668.30-79,793.10

Finding the Fourth Proportional to 146,861.10, 202,668.30 and 79,793.10

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Solution

The fourth proportional to 146,861.10, 202,668.30 and 79,793.10 is: 110,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,861.10 : 202,668.30 = 79,793.10 : x
  2. Step 2: Convert to fraction form
    146,861.10/202,668.30 = 79,793.10/x
  3. Step 3: Cross multiply
    146,861.10x = 202,668.30 × 79,793.10
  4. Step 4: Simplify right side
    146,861.10x = 16,171,531,928.73
  5. Step 5: Solve for x
    x = 16,171,531,928.73/146,861.10
  6. Step 6: Final answer
    x = 110,114.47

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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.