Home / 43,958.32-65,936.55-10,678.54

Finding the Fourth Proportional to 43,958.32, 65,936.55 and 10,678.54

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Solution

The fourth proportional to 43,958.32, 65,936.55 and 10,678.54 is: 16,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,958.32 : 65,936.55 = 10,678.54 : x
  2. Step 2: Convert to fraction form
    43,958.32/65,936.55 = 10,678.54/x
  3. Step 3: Cross multiply
    43,958.32x = 65,936.55 × 10,678.54
  4. Step 4: Simplify right side
    43,958.32x = 704,106,086.64
  5. Step 5: Solve for x
    x = 704,106,086.64/43,958.32
  6. Step 6: Final answer
    x = 16,017.58

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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.