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Finding the Fourth Proportional to 183,861.36, 275,723.92 and 65,501.28

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Solution

The fourth proportional to 183,861.36, 275,723.92 and 65,501.28 is: 98,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,861.36 : 275,723.92 = 65,501.28 : x
  2. Step 2: Convert to fraction form
    183,861.36/275,723.92 = 65,501.28/x
  3. Step 3: Cross multiply
    183,861.36x = 275,723.92 × 65,501.28
  4. Step 4: Simplify right side
    183,861.36x = 18,060,269,686.62
  5. Step 5: Solve for x
    x = 18,060,269,686.62/183,861.36
  6. Step 6: Final answer
    x = 98,227.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.