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Finding the Fourth Proportional to 120,798.08, 181,140.22 and 44,843.98

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Solution

The fourth proportional to 120,798.08, 181,140.22 and 44,843.98 is: 67,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,798.08 : 181,140.22 = 44,843.98 : x
  2. Step 2: Convert to fraction form
    120,798.08/181,140.22 = 44,843.98/x
  3. Step 3: Cross multiply
    120,798.08x = 181,140.22 × 44,843.98
  4. Step 4: Simplify right side
    120,798.08x = 8,123,048,402.88
  5. Step 5: Solve for x
    x = 8,123,048,402.88/120,798.08
  6. Step 6: Final answer
    x = 67,244.85

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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.