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Finding the Fourth Proportional to 43,798.80, 65,683.80 and 16,093.20

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Solution

The fourth proportional to 43,798.80, 65,683.80 and 16,093.20 is: 24,134.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,798.80 : 65,683.80 = 16,093.20 : x
  2. Step 2: Convert to fraction form
    43,798.80/65,683.80 = 16,093.20/x
  3. Step 3: Cross multiply
    43,798.80x = 65,683.80 × 16,093.20
  4. Step 4: Simplify right side
    43,798.80x = 1,057,062,530.16
  5. Step 5: Solve for x
    x = 1,057,062,530.16/43,798.80
  6. Step 6: Final answer
    x = 24,134.51

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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.