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Finding the Fourth Proportional to 54,267.68, 81,564.60 and 44,968.88

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Solution

The fourth proportional to 54,267.68, 81,564.60 and 44,968.88 is: 67,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,267.68 : 81,564.60 = 44,968.88 : x
  2. Step 2: Convert to fraction form
    54,267.68/81,564.60 = 44,968.88/x
  3. Step 3: Cross multiply
    54,267.68x = 81,564.60 × 44,968.88
  4. Step 4: Simplify right side
    54,267.68x = 3,667,868,709.65
  5. Step 5: Solve for x
    x = 3,667,868,709.65/54,267.68
  6. Step 6: Final answer
    x = 67,588.46

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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.