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Finding the Fourth Proportional to 48,009.58, 71,874.91 and 27,957.94

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Solution

The fourth proportional to 48,009.58, 71,874.91 and 27,957.94 is: 41,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.58 : 71,874.91 = 27,957.94 : x
  2. Step 2: Convert to fraction form
    48,009.58/71,874.91 = 27,957.94/x
  3. Step 3: Cross multiply
    48,009.58x = 71,874.91 × 27,957.94
  4. Step 4: Simplify right side
    48,009.58x = 2,009,474,276.55
  5. Step 5: Solve for x
    x = 2,009,474,276.55/48,009.58
  6. Step 6: Final answer
    x = 41,855.70

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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.