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Finding the Fourth Proportional to 167,309.76, 250,945.92 and 48,982.08

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Solution

The fourth proportional to 167,309.76, 250,945.92 and 48,982.08 is: 73,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,309.76 : 250,945.92 = 48,982.08 : x
  2. Step 2: Convert to fraction form
    167,309.76/250,945.92 = 48,982.08/x
  3. Step 3: Cross multiply
    167,309.76x = 250,945.92 × 48,982.08
  4. Step 4: Simplify right side
    167,309.76x = 12,291,853,129.11
  5. Step 5: Solve for x
    x = 12,291,853,129.11/167,309.76
  6. Step 6: Final answer
    x = 73,467.64

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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.