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Finding the Fourth Proportional to 53,937.92, 80,899.07 and 16,487.94

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Solution

The fourth proportional to 53,937.92, 80,899.07 and 16,487.94 is: 24,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937.92 : 80,899.07 = 16,487.94 : x
  2. Step 2: Convert to fraction form
    53,937.92/80,899.07 = 16,487.94/x
  3. Step 3: Cross multiply
    53,937.92x = 80,899.07 × 16,487.94
  4. Step 4: Simplify right side
    53,937.92x = 1,333,858,870.84
  5. Step 5: Solve for x
    x = 1,333,858,870.84/53,937.92
  6. Step 6: Final answer
    x = 24,729.52

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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.