Home / 43,617.63-65,426.46-12,028.05

Finding the Fourth Proportional to 43,617.63, 65,426.46 and 12,028.05

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Solution

The fourth proportional to 43,617.63, 65,426.46 and 12,028.05 is: 18,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,617.63 : 65,426.46 = 12,028.05 : x
  2. Step 2: Convert to fraction form
    43,617.63/65,426.46 = 12,028.05/x
  3. Step 3: Cross multiply
    43,617.63x = 65,426.46 × 12,028.05
  4. Step 4: Simplify right side
    43,617.63x = 786,952,732.20
  5. Step 5: Solve for x
    x = 786,952,732.20/43,617.63
  6. Step 6: Final answer
    x = 18,042.08

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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.