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Finding the Fourth Proportional to 49,656.52, 74,487.05 and 16,379.49

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Solution

The fourth proportional to 49,656.52, 74,487.05 and 16,379.49 is: 24,569.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,656.52 : 74,487.05 = 16,379.49 : x
  2. Step 2: Convert to fraction form
    49,656.52/74,487.05 = 16,379.49/x
  3. Step 3: Cross multiply
    49,656.52x = 74,487.05 × 16,379.49
  4. Step 4: Simplify right side
    49,656.52x = 1,220,059,890.60
  5. Step 5: Solve for x
    x = 1,220,059,890.60/49,656.52
  6. Step 6: Final answer
    x = 24,569.98

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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.