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Finding the Fourth Proportional to 162,245.44, 243,391.23 and 49,935.02

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Solution

The fourth proportional to 162,245.44, 243,391.23 and 49,935.02 is: 74,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,245.44 : 243,391.23 = 49,935.02 : x
  2. Step 2: Convert to fraction form
    162,245.44/243,391.23 = 49,935.02/x
  3. Step 3: Cross multiply
    162,245.44x = 243,391.23 × 49,935.02
  4. Step 4: Simplify right side
    162,245.44x = 12,153,745,747.73
  5. Step 5: Solve for x
    x = 12,153,745,747.73/162,245.44
  6. Step 6: Final answer
    x = 74,909.63

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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.