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Finding the Fourth Proportional to 161,279.89, 241,892.54 and 48,933.01

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Solution

The fourth proportional to 161,279.89, 241,892.54 and 48,933.01 is: 73,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,279.89 : 241,892.54 = 48,933.01 : x
  2. Step 2: Convert to fraction form
    161,279.89/241,892.54 = 48,933.01/x
  3. Step 3: Cross multiply
    161,279.89x = 241,892.54 × 48,933.01
  4. Step 4: Simplify right side
    161,279.89x = 11,836,530,999.29
  5. Step 5: Solve for x
    x = 11,836,530,999.29/161,279.89
  6. Step 6: Final answer
    x = 73,391.24

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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.