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Finding the Fourth Proportional to 119,992.79, 179,833.37 and 48,832.47

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Solution

The fourth proportional to 119,992.79, 179,833.37 and 48,832.47 is: 73,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,992.79 : 179,833.37 = 48,832.47 : x
  2. Step 2: Convert to fraction form
    119,992.79/179,833.37 = 48,832.47/x
  3. Step 3: Cross multiply
    119,992.79x = 179,833.37 × 48,832.47
  4. Step 4: Simplify right side
    119,992.79x = 8,781,707,401.36
  5. Step 5: Solve for x
    x = 8,781,707,401.36/119,992.79
  6. Step 6: Final answer
    x = 73,185.29

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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.