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Finding the Fourth Proportional to 44,751.93, 67,141.22 and 18,458.25

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Solution

The fourth proportional to 44,751.93, 67,141.22 and 18,458.25 is: 27,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,751.93 : 67,141.22 = 18,458.25 : x
  2. Step 2: Convert to fraction form
    44,751.93/67,141.22 = 18,458.25/x
  3. Step 3: Cross multiply
    44,751.93x = 67,141.22 × 18,458.25
  4. Step 4: Simplify right side
    44,751.93x = 1,239,309,331.77
  5. Step 5: Solve for x
    x = 1,239,309,331.77/44,751.93
  6. Step 6: Final answer
    x = 27,692.87

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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.