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Finding the Fourth Proportional to 48,169.92, 66,538.04 and 36,977.73

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Solution

The fourth proportional to 48,169.92, 66,538.04 and 36,977.73 is: 51,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.92 : 66,538.04 = 36,977.73 : x
  2. Step 2: Convert to fraction form
    48,169.92/66,538.04 = 36,977.73/x
  3. Step 3: Cross multiply
    48,169.92x = 66,538.04 × 36,977.73
  4. Step 4: Simplify right side
    48,169.92x = 2,460,425,677.85
  5. Step 5: Solve for x
    x = 2,460,425,677.85/48,169.92
  6. Step 6: Final answer
    x = 51,078.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.