Home / 43,426.75-65,109.34-16,750.12

Finding the Fourth Proportional to 43,426.75, 65,109.34 and 16,750.12

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Solution

The fourth proportional to 43,426.75, 65,109.34 and 16,750.12 is: 25,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,426.75 : 65,109.34 = 16,750.12 : x
  2. Step 2: Convert to fraction form
    43,426.75/65,109.34 = 16,750.12/x
  3. Step 3: Cross multiply
    43,426.75x = 65,109.34 × 16,750.12
  4. Step 4: Simplify right side
    43,426.75x = 1,090,589,258.12
  5. Step 5: Solve for x
    x = 1,090,589,258.12/43,426.75
  6. Step 6: Final answer
    x = 25,113.31

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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.