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Finding the Fourth Proportional to 32,058, 48,081.42 and 8,678.97

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Solution

The fourth proportional to 32,058, 48,081.42 and 8,678.97 is: 13,016.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,058 : 48,081.42 = 8,678.97 : x
  2. Step 2: Convert to fraction form
    32,058/48,081.42 = 8,678.97/x
  3. Step 3: Cross multiply
    32,058x = 48,081.42 × 8,678.97
  4. Step 4: Simplify right side
    32,058x = 417,297,201.74
  5. Step 5: Solve for x
    x = 417,297,201.74/32,058
  6. Step 6: Final answer
    x = 13,016.94

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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.