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Finding the Fourth Proportional to 58,511.54, 87,769.82 and 22,980.56

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Solution

The fourth proportional to 58,511.54, 87,769.82 and 22,980.56 is: 34,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,511.54 : 87,769.82 = 22,980.56 : x
  2. Step 2: Convert to fraction form
    58,511.54/87,769.82 = 22,980.56/x
  3. Step 3: Cross multiply
    58,511.54x = 87,769.82 × 22,980.56
  4. Step 4: Simplify right side
    58,511.54x = 2,016,999,662.37
  5. Step 5: Solve for x
    x = 2,016,999,662.37/58,511.54
  6. Step 6: Final answer
    x = 34,471.83

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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.