Home / 43,350.66-65,011.68-16,690.32

Finding the Fourth Proportional to 43,350.66, 65,011.68 and 16,690.32

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Solution

The fourth proportional to 43,350.66, 65,011.68 and 16,690.32 is: 25,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,350.66 : 65,011.68 = 16,690.32 : x
  2. Step 2: Convert to fraction form
    43,350.66/65,011.68 = 16,690.32/x
  3. Step 3: Cross multiply
    43,350.66x = 65,011.68 × 16,690.32
  4. Step 4: Simplify right side
    43,350.66x = 1,085,065,742.94
  5. Step 5: Solve for x
    x = 1,085,065,742.94/43,350.66
  6. Step 6: Final answer
    x = 25,029.97

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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.