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Finding the Fourth Proportional to 181,608.41, 250,623.11 and 106,200.65

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Solution

The fourth proportional to 181,608.41, 250,623.11 and 106,200.65 is: 146,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,608.41 : 250,623.11 = 106,200.65 : x
  2. Step 2: Convert to fraction form
    181,608.41/250,623.11 = 106,200.65/x
  3. Step 3: Cross multiply
    181,608.41x = 250,623.11 × 106,200.65
  4. Step 4: Simplify right side
    181,608.41x = 26,616,337,187.02
  5. Step 5: Solve for x
    x = 26,616,337,187.02/181,608.41
  6. Step 6: Final answer
    x = 146,558.95

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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.