Home / 43,986.69-65,979.09-10,706.94

Finding the Fourth Proportional to 43,986.69, 65,979.09 and 10,706.94

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Solution

The fourth proportional to 43,986.69, 65,979.09 and 10,706.94 is: 16,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,986.69 : 65,979.09 = 10,706.94 : x
  2. Step 2: Convert to fraction form
    43,986.69/65,979.09 = 10,706.94/x
  3. Step 3: Cross multiply
    43,986.69x = 65,979.09 × 10,706.94
  4. Step 4: Simplify right side
    43,986.69x = 706,434,157.88
  5. Step 5: Solve for x
    x = 706,434,157.88/43,986.69
  6. Step 6: Final answer
    x = 16,060.18

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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.