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Finding the Fourth Proportional to 43,753, 65,632.70 and 16,053.80

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Solution

The fourth proportional to 43,753, 65,632.70 and 16,053.80 is: 24,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,753 : 65,632.70 = 16,053.80 : x
  2. Step 2: Convert to fraction form
    43,753/65,632.70 = 16,053.80/x
  3. Step 3: Cross multiply
    43,753x = 65,632.70 × 16,053.80
  4. Step 4: Simplify right side
    43,753x = 1,053,654,239.26
  5. Step 5: Solve for x
    x = 1,053,654,239.26/43,753
  6. Step 6: Final answer
    x = 24,081.87

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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.